104 Highlights 46 Differences 2 Reactions 0 Likes

Tern GSD S10 LR (Gen 2) vs Tern GSD S10 (Gen 3): 104 Highlights & 46 Differences — So, Which Electric Bike Actually Works Better

The Gen 3 model steps up with tech and safety, but the Gen 2 stays lighter and practical. The real winner depends on how you ride. It’s a battle of the electric bikes! From display type, bluetooth connectivity, battery capacity & gear range to street smarts, here’s how Tern GSD S10 LR (Gen 2) and Tern GSD S10 (Gen 3) stack up side by side.

64 Points
Tern
Tern
Tern GSD S10 LR (Gen 2)
The Tern GSD S10 LR (Gen 2) has been discontinued️. Our community last shared an update on October 17, 2025.
Tern GSD S10 LR (Gen 2)
Tern GSD S10 (Gen 3)
vs

Highlights 186

No extras. Just what matters.
64 Points
vs
0 Points

Why is Tern GSD S10 LR (Gen 2) better than Tern GSD S10 (Gen 3) ?

Scroll down for more facts

Tern GSD S10 LR (Gen 2) vs Tern GSD S10 (Gen 3): The Ultimate Cargo eBike Face-Off

The Tern GSD series has long been a benchmark in the compact cargo e-bike category, and this comparison between the Tern GSD S10 LR (Gen 2) and the new Tern GSD S10 (Gen 3) shows just how far the design has evolved. Both models share the same urban cargo DNA, aluminum frame construction, and 250-watt mid-drive motor powered by Bosch systems. They’re engineered to carry heavy loads, adapt to riders of various heights, and deliver smooth assistance across city streets. Yet, the Gen 3 pushes boundaries with enhanced electronics, increased payload capacity, and smarter integration—all while adding a few pounds and a higher price tag.

Despite their shared platform, the differences between these two bikes are clear. The Gen 2 model emphasizes proven mechanical reliability and simplicity, while the Gen 3 embraces advanced connectivity, higher performance, and comfort upgrades. For families, commuters, or small businesses looking for the perfect balance between utility and innovation, understanding where each model shines makes all the difference.

Why the Tern GSD S10 LR (Gen 2) Still Holds Strong

Even a few years after its debut, the GSD S10 LR (Gen 2) remains a practical workhorse. Its 2021 design retains a 265 lbs load capacity and a relatively lightweight 74 lbs total frame weight, making it easier to maneuver than its successor. The sturdy aluminum step-thru frame allows quick mounting and dismounting, ideal for short errands or delivery tasks. Its 400 Wh Bosch battery offers a respectable range of 26–53 miles, ensuring reliability on daily commutes without the need for constant charging.

Comfort and practicality were major selling points for this version. Riders enjoy a 2.75-inch front suspension travel paired with ergonomic grips and a cushioned comfort saddle. The swept-back handlebar design supports an upright riding position, reducing fatigue on long rides. It also uses proven Shimano Deore 10-speed gearing with an 11–36T cassette, offering smooth and responsive shifts under load. This mechanical simplicity means fewer electronic dependencies, which appeals to riders who value dependability over digital integration.

Additionally, the Gen 2 model includes practical accessories like a rear rack, fenders, and a bottle cage mount, all contributing to its ready-to-ride package. It’s foldable enough to fit into tighter storage spaces, though not as compact as some folding bikes. Most notably, its solid IP54 waterproofing and heat protection systems ensure it can withstand demanding conditions—something the Gen 3 actually scales back on.

In short, the Tern GSD S10 LR (Gen 2) excels at delivering the fundamentals—balanced handling, dependable performance, and comfort-driven design. It may not have the flashy digital upgrades, but it’s a reliable companion for riders who prioritize function over frills.

Where the Tern GSD S10 (Gen 3) Redefines the Game

Fast forward to 2025, and the Tern GSD S10 (Gen 3) takes a bold step forward in both technology and refinement. The bike now supports a larger 287 lbs payload and weighs 82.3 lbs—a clear indication of reinforced structural components and new integrated tech. Its 20 mph top speed gives riders a faster commute compared to the Gen 2’s 15.5 mph, reflecting the updated Bosch motor tuning.

Battery performance sees a meaningful upgrade, too. With a 545 Wh battery and a range stretching up to 61 miles, the Gen 3 is better suited for longer routes and heavier loads. The new TFT display at the handlebar’s center adds vibrant visuals and a smarter interface, complete with smartphone connectivity, GPS tracking, and integrated navigation. Features like USB charging and app integration also improve daily usability for riders who rely on smart devices.

From a safety standpoint, the Gen 3 incorporates an anti-lock braking system (ABS)—a major addition over the Gen 2—paired with larger 8-inch rotors for improved braking performance. It maintains hydraulic disc brakes and front suspension, ensuring confident control on hills or when fully loaded. Enhanced torque sensing and an additional pedal assist level (five in total) deliver more nuanced control for various terrains.

On the tech side, riders benefit from Bluetooth connectivity, ride data logging, over-the-air firmware updates, and even anti-theft tracking. While some might miss smaller convenience touches like a bottle cage or cargo hooks, the Gen 3’s focus on connectivity and safety makes it an entirely more modern ride. It’s priced at $7249 at TernBicycles.com, placing it firmly in the premium e-bike segment, but its capabilities justify the cost for serious urban riders.

Quick Take

The Gen 2 Tern GSD S10 LR remains an incredibly well-rounded, dependable cargo e-bike—lighter, simpler, and great for those who value mechanical reliability. The Gen 3, however, modernizes nearly every aspect: faster top speed, higher capacity, bigger battery, and tech-rich features like TFT display and ABS. One’s a proven workhorse; the other’s a digital-age powerhouse.

Bottom Line

If you’re looking for practicality and trusted engineering, the Tern GSD S10 LR (Gen 2) still stands tall as a durable and efficient option. But for riders who demand the latest technology, enhanced comfort, and advanced safety features, the Tern GSD S10 (Gen 3) takes the lead. It’s more expensive and heavier, but it’s also more capable, connected, and future-ready.

Verdict

  • Winner: Tern GSD S10 (Gen 3) – Superior power, advanced electronics, and enhanced safety make it the top choice for modern urban cargo riding.
  • Runner-up: Tern GSD S10 LR (Gen 2) – Still an excellent performer with lighter weight and mechanical simplicity for those who prefer reliability over high-tech flair.

Comparisons 11

Two enter. One leaves your cart.

Price comparisons

(✱) Prices may be changed at any time without further notice.

Related comparisons 11

Because one duel is never enough.

Comparisons & Facts 186

Side by side. The numbers. The features. No drama.

Not just a list of specs — this electric bikes comparison gives you insight into how Tern GSD S10 LR (Gen 2) and Tern GSD S10 (Gen 3) perform in real-world use.

General Information 14

Rider Weight Capacity

What is the rider weight capacity?

265 lbs 0 Votes
287 lbs 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Rider Weight Capacity

The Gen 3 supports up to 287 lbs (130.2 kg), 22 lbs more than the Gen 2’s 265 lbs (120.2 kg). This extra load capacity makes it ideal for carrying kids, cargo, or heavy groceries without compromising balance.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 57
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Rider Weight Capacity' on the following:

Max supported rider weight for safety/warranty.

Bike Weight

What is the bike’s weight?

74 lbs 0 Votes
Tern GSD S10 LR (Gen 2)
82.3 lbs 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Bike Weight

Weighing 82.3 lbs (37.3 kg), the Gen 3 is around 8.3 lbs (3.8 kg) heavier than the Gen 2. The added weight stems from upgraded electronics and structure reinforcement but may make handling slightly tougher for smaller riders.

total weight affects portability and handling.

Year of Release

What is the release year?

64 Tern GSD S10 LR (Gen 2) 0 Votes 2021

0 Tern GSD S10 (Gen 3) 0 Votes 2025

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Year of Release

The Tern GSD S10 LR (Gen 2) was released in 2021, while the Gen 3 came out in 2025. The newer model benefits from recent technology updates and refined engineering, making it a better long-term investment for tech-focused riders.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 88 Updated at 2026-03-02 03:12:39: 71
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Year of Release' on the following:

Model year indicates recency of design/features.

Rider Height Range

What is the recommended rider height range?

64 Tern GSD S10 LR (Gen 2) 0 Votes 4'11" - 6'5"

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

That’s about 150–196 cm, so most adults can share the same bike without tools.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 89 Updated at 2026-03-02 03:12:39: 62
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Rider Height Range' on the following:

Recommended rider height span for proper fit.

Frame Material

What is the frame material?

56 Tern GSD S10 LR (Gen 2) 0 Votes Aluminum

0 Tern GSD S10 (Gen 3) 0 Votes Aluminum

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

6061 aluminum balances stiffness and corrosion resistance for cargo loads.

Core frame material impacts weight, stiffness, and durability.

Foldable Design

Does the bike have a foldable design?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Flat-folds and parks vertically to save space—useful in apartments or offices.

Indicates whether the frame folds for compact storage.

Model Name

What is the model name?

67 Tern GSD S10 LR (Gen 2) 0 Votes GSD S10 LR (Gen 2)

0 Tern GSD S10 (Gen 3) 0 Votes GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 90 Updated at 2026-03-02 03:12:39: 82
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Model Name' on the following:

Brand’s exact model identifier.

Series/Line

What is the series or line?

65 Tern GSD S10 LR (Gen 2) 0 Votes GSD

0 Tern GSD S10 (Gen 3) 0 Votes GSD

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 85 Updated at 2026-03-02 03:12:39: 67
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Series/Line' on the following:

Family/line the model belongs to.

Country of Origin

What is the country of origin?

46 Tern GSD S10 LR (Gen 2) 0 Votes Taiwan

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 87 Updated at 2026-03-02 03:12:39: 63
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Country of Origin' on the following:

Where the product is manufactured/assembled.

Intended Use

What is the intended use?

69 Tern GSD S10 LR (Gen 2) 0 Votes Urban/Commuter, Cargo

0 Tern GSD S10 (Gen 3) 0 Votes Urban/Commuter, Cargo

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 90 Updated at 2026-03-02 03:12:39: 41
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Intended Use' on the following:

Primary riding scenarios the bike is optimized for.

Frame Style

What is the frame style?

46 Tern GSD S10 LR (Gen 2) 0 Votes Step-Thru

0 Tern GSD S10 (Gen 3) 0 Votes Step-Thru

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 87 Updated at 2026-03-02 03:12:39: 26
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Frame Style' on the following:

Geometry/access style influences mounting and comfort.

Color Options

What color options are offered?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

0 Tern GSD S10 (Gen 3) 0 Votes Blue

Available finishes for aesthetic preference.

Dimensions 16

Folded Width

What is the folded width?

15.9 inch 0 Votes
Tern GSD S10 LR (Gen 2)
72.8 inch 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Width

The Gen 2 folds to just 15.9 inches (40.4 cm) wide, whereas the Gen 3 measures 72.8 inches (184.9 cm) when folded—much bulkier. The older model wins for compact storage in apartments or car trunks.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 70
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Folded Width' on the following:

Bike width when folded for storage.

Folded Depth

What is the folded depth?

69.3 inch 0 Votes
18.1 inch 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Depth

The Gen 2 folds down to 69.3 inches (176 cm) in depth versus the Gen 3’s 18.1 inches (46 cm). The Gen 3 offers a slimmer profile but a much longer width, meaning it’s better for garage storage than tight closets.

Bike length when folded down.

Folded Height

What is the folded height?

32.7 inch 0 Votes
Tern GSD S10 LR (Gen 2)
34.6 inch 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Folded Height

Folded height grows slightly from 32.7 inches (83 cm) in the Gen 2 to 34.6 inches (88 cm) in the Gen 3. The change is minimal but contributes to the newer bike’s slightly larger presence when stored upright.

Folded bike height from ground up.

Wheelbase Length

What is the wheelbase length?

51.2 inch 0 Votes
Tern GSD S10 LR (Gen 2)
49 inch 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Wheelbase Length

The Gen 2 has a 51.2-inch (130 cm) wheelbase, longer than the Gen 3’s 49 inches (124 cm). The longer base provides more stability for cargo but slightly reduces maneuverability compared to the shorter Gen 3 frame.

Distance between front and rear wheel axles.

Seatpost Height Range

What is the seatpost height range?

73 Tern GSD S10 LR (Gen 2) 0 Votes 27.2" - 41.3"

0 Tern GSD S10 (Gen 3) 0 Votes 27.2" - 41.3"

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Saddle-to-pedal span ~69–105 cm, accommodating shorter to taller riders quickly.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 69–105 cm saddle-to-pedal; quick tool-free cockpit sharing between riders.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 86 Updated at 2026-03-02 03:12:39: 78
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Seatpost Height Range' on the following:

Minimum and maximum seatpost extension for rider fit.

Handlebar Height Range

What is the handlebar height range?

42 Tern GSD S10 LR (Gen 2) 0 Votes 19.3" - 23.2"

0 Tern GSD S10 (Gen 3) 0 Votes Adjustable

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Approximately 49–59 cm cockpit reach adjustment; helpful when sharing between riders.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 85 Updated at 2026-03-02 03:12:39: 17
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Handlebar Height Range' on the following:

Adjustable height range of the handlebar stem.

Width

What is the bike’s width?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall bike width when ready to ride.

Depth

What is the bike’s depth?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall bike length front to rear.

Height

What is the bike’s height?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall height from ground to highest point.

Handlebar Width

What is the handlebar width?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

End-to-end handlebar span affects steering and comfort.

Standover Height

What is the standover height?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Height of the top tube from ground; affects mount ease.

Package Width

What is the package width?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Shipping box width for delivery/storage.

Motor & Performance 18

Top Speed

What is the assisted top speed?

15.5 mph 1 Votes
20 mph 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Top Speed

The Gen 3 reaches 20 mph (32 km/h), up from the Gen 2’s 15.5 mph (25 km/h). That 4.5 mph boost translates to quicker commutes and easier hill climbs, appealing to riders who prioritize speed and efficiency.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 30
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Top Speed' on the following:

Maximum pedal-assist or throttle-assisted speed.

The Gen 3 hitting 20 mph sounds sweet for city commutes, but I kinda like how the Gen 2 keeps things calmer at 15.5 mph. Feels safer for cargo rides tbh.

See more

Pedal Assist Levels

How many pedal assist levels are available?

33 Tern GSD S10 LR (Gen 2) 0 Votes 4 Levels

0 Tern GSD S10 (Gen 3) 0 Votes 5 Levels

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Pedal Assist Levels

The Gen 2 offers 4 pedal assist levels, while the Gen 3 increases that to 5. The extra mode gives finer control over power output, making the ride smoother across varied terrain or traffic conditions.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 88 Updated at 2026-03-02 03:12:39: 43
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Pedal Assist Levels' on the following:

Number of selectable pedal-assist modes.

Waterproof Rating

What is the waterproof rating?

63 Tern GSD S10 LR (Gen 2) 0 Votes IP54

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Waterproof Rating

The Gen 2 includes IP54 water protection, suitable for light rain and splashes. The Gen 3 omits this rating, meaning riders lose certified water resistance—a step back for those commuting in unpredictable weather.

Degree of water resistance.

Heat Protection

Does the motor have heat protection?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Heat Protection

The Gen 2 features built-in heat protection for its electronics, while the Gen 3 lacks it. This difference gives the older model better reliability in hot climates or under heavy motor use.

Prevents overheating damage.

Overheat Protection

Does it include overheat protection?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Overheat Protection

The Gen 2 includes both heat and overheat protection features, while the Gen 3 omits them. This difference gives the older version an advantage for riders in hotter regions or longer rides.

Safeguard against thermal overload.

Motor Power

What is the motor power?

250 Watt 0 Votes
Tern GSD S10 LR (Gen 2)
250 Watt 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

EU-rated continuous output; in use it feels stronger due to torque and 400% assist behavior.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Nominal 250 W (EU rating); paired with high torque for strong starts.

Continuous rated motor output.

Torque

What is the motor torque?

85 Nm 0 Votes
Tern GSD S10 LR (Gen 2)
85 Nm 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

That’s about 63 lb-ft, which is why starts on hills with cargo feel confident.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Strong pulling power—comparable to pushing ~17 kg at a 0.5 m crank arm. Great for hills/cargo.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 95
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Torque' on the following:

Torque output for hill climbing and acceleration.

Continuous Power Rating

What is the continuous power rating?

250 Watt 0 Votes
Tern GSD S10 LR (Gen 2)
250 Watt 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Same as Motor Power here—“continuous” rating for sustained output per e-bike regs.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Matches EU nominal rating; real-world feel comes more from torque curve.

Sustained motor wattage capability.

Throttle Mode

What throttle mode is used?

0 Tern GSD S10 LR (Gen 2) 0 Votes None

0 Tern GSD S10 (Gen 3) 0 Votes None

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Class-1 pedelec—pedal to engage assist (often allowed where throttles aren’t).

Defines type of throttle input if available.

Walk Assist Mode

Does it support walk assist mode?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Helps push the bike up ramps/garages at ~2.5–3.7 mph (4–6 km/h).

Assists at low speed for pushing uphill.

Motor Type

What is the motor type?

56 Tern GSD S10 LR (Gen 2) 0 Votes Mid-Drive

0 Tern GSD S10 (Gen 3) 0 Votes Mid-Drive

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 91 Updated at 2026-03-02 03:12:39: 76
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Motor Type' on the following:

Defines drive system layout and efficiency.

Motor Position

Where is the motor positioned?

56 Tern GSD S10 LR (Gen 2) 0 Votes Mid

0 Tern GSD S10 (Gen 3) 0 Votes Mid

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 90 Updated at 2026-03-02 03:12:39: 66
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Motor Position' on the following:

Placement affects handling and traction.

Battery & Charging 15

Battery Capacity

What is the battery capacity?

400 Wh 0 Votes
545 Wh 1 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Battery Capacity

The Gen 3’s 545 Wh battery outperforms the Gen 2’s 400 Wh by 36%. That extra 145 Wh provides about 15–20% more range, ideal for longer daily commutes or heavier load use without frequent recharges.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 42
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Battery Capacity' on the following:

total energy storage of the battery.

That 545 Wh battery on the Gen 3 looks like a huge upgrade over the 400 Wh pack. Longer range and fewer charges? Yeah, that’s a win in my book.

See more

Charging Time

What is the charging time?

3.5 hr 0 Votes
Tern GSD S10 LR (Gen 2)
4.9 hr 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Charging Time

Charging time rises from 3.5 hours on the Gen 2 to 4.9 hours on the Gen 3. Despite the longer charge, the newer bike’s larger 545 Wh battery delivers greater range, offsetting the inconvenience with extended travel distance.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 79
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Charging Time' on the following:

Time to reach full charge.

Range (Min)

What is the minimum range?

26 miles 0 Votes
28 miles 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Range (Min)

Minimum range improves slightly from 26 miles (42 km) to 28 miles (45 km). While modest, this shows better efficiency and motor optimization in the Gen 3—useful for dense urban routes with frequent stops.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 50
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Range (Min)' on the following:

Minimum expected riding distance per charge.

Range (Max)

What is the maximum range?

53 miles 0 Votes
61 miles 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Range (Max)

The Gen 3 extends maximum range from 53 miles (85 km) to 61 miles (98 km), offering roughly 8 more miles of travel. Great for longer errands or weekend rides without worrying about battery depletion.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 61
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Range (Max)' on the following:

Max achievable distance per charge.

Battery Weight

What is the battery weight?

5.5 lbs 0 Votes
Tern GSD S10 LR (Gen 2)
7.1 lbs 0 Votes

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Battery Weight

The Gen 3’s 7.1 lb (3.2 kg) battery is heavier than the Gen 2’s 5.5 lb (2.5 kg). The added weight stems from its higher capacity but may slightly affect portability when swapping or removing batteries.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 81
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Battery Weight' on the following:

Mass of the battery pack.

Voltage

What is the battery voltage?

36 Volt 0 Votes
Tern GSD S10 LR (Gen 2)
36 Volt 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Standard e-bike system voltage; compatible with widely available Bosch chargers.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Standard e-bike system voltage; pairs with high-current controller for strong assist.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 63
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Voltage' on the following:

Nominal electrical output of the pack.

Fast Charging Support

Does it support fast charging?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Ships with the regular 4 A charger; faster chargers aren’t standard on this build.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Uses Bosch 2A/4A Smart System chargers; full charge from empty in about 4.9 h at 4A.

Enables accelerated charging.

Battery Type

What is the battery type?

66 Tern GSD S10 LR (Gen 2) 0 Votes Lithium-ion

0 Tern GSD S10 (Gen 3) 0 Votes Lithium-ion

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

High energy density; store around 50% charge if unused for long periods.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 90 Updated at 2026-03-02 03:12:39: 96
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Battery Type' on the following:

Defines chemistry of the battery pack.

Removable Battery

Is the battery removable?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Charge on/off the bike; easy swap for extended range days.

Can the battery be detached for charging?

Charger Output Power

What is the charger output power?

144 Watt 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

~36 V × 4 A = 144 W—expect roughly 120 Wh/hour into the pack after losses.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 75 Updated at 2026-03-02 03:12:39: 81
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Charger Output Power' on the following:

Wattage rating of included charger.

Battery Lock Mechanism

Does it have a battery lock mechanism?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Frame & battery are keyed alike—carry one key for both.

Lock prevents theft/removal.

Swappable Battery Compatibility

Is it compatible with swappable batteries?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dual-battery ready; keeps cadence on long delivery/school-run days.

Allows multiple packs to extend range.

Drivetrain & Transmission 11

Gear Range

How many gears does it have?

3 Tern GSD S10 LR (Gen 2) 0 Votes 11–36T

0 Tern GSD S10 (Gen 3) 0 Votes 11–42T Cassette

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Gear Range

Gear range improves from 11–36T on the Gen 2 to 11–42T on the Gen 3. This wider spread enhances climbing ability while maintaining top-end speed, making it easier to tackle steep inclines or heavy loads.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 87 Updated at 2026-03-02 03:12:39: 13
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Gear Range' on the following:

Number of selectable gears available.

Derailleur Brand/Model

What is the derailleur brand/model?

78 Tern GSD S10 LR (Gen 2) 0 Votes Shimano Deore Shadow+

0 Tern GSD S10 (Gen 3) 0 Votes Shimano Deore

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Derailleur Brand/Model

The Gen 2 uses Shimano Deore Shadow+, while the Gen 3 switches to a standard Shimano Deore. The Shadow+ provides better chain stability and quieter operation, giving the Gen 2 a slight mechanical advantage.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 90 Updated at 2026-03-02 03:12:39: 88
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Derailleur Brand/Model' on the following:

Specific derailleur spec for maintenance/compatibility.

Gear Type

What is the gear type?

96 Tern GSD S10 LR (Gen 2) 0 Votes Multi-Speed

0 Tern GSD S10 (Gen 3) 0 Votes Multi-Speed

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

1×10 setup simplifies shifting and reduces maintenance vs. front derailleurs.

Defines whether the drivetrain has one or multiple gears.

Shifter Type

What type of shifter is used?

73 Tern GSD S10 LR (Gen 2) 0 Votes Trigger

0 Tern GSD S10 (Gen 3) 0 Votes Trigger

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Positive clicks; easier shifting under cargo loads than twist types.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:09: 86 Updated at 2026-03-02 03:12:39: 83
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Shifter Type' on the following:

Input style for changing gears.

Chain/Belt Drive Type

What is the drive type?

36 Tern GSD S10 LR (Gen 2) 0 Votes Chain

0 Tern GSD S10 (Gen 3) 0 Votes Chain

Type of primary drive system.

Chain/Belt Guard

Does it include a chain/belt guard?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Protection cover prevents dirt and clothing snags.

Transmission Efficiency

What is the transmission efficiency?

95 % 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Energy transfer efficiency of drivetrain.

Belt/Chain Tension Adjustment

Does it have belt/chain tension adjustment?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Allows adjustment for smooth performance.

Automatic Gear Shifting Support

Does it support automatic gear shifting?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

System automatically adjusts gears.

Pedal Material

What is the pedal material?

56 Tern GSD S10 LR (Gen 2) 0 Votes Aluminum

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 87 Updated at 2026-03-02 03:12:39: 66
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Pedal Material' on the following:

Material affects durability and weight.

Freewheel/Cassette Type

What is the freewheel/cassette type?

53 Tern GSD S10 LR (Gen 2) 0 Votes Shimano 11–36T,10spd

0 Tern GSD S10 (Gen 3) 0 Votes Shimano 10-spd

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 89 Updated at 2026-03-02 03:12:39: 71
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Freewheel/Cassette Type' on the following:

Identifies style/size for drivetrain compatibility.

Brakes & Safety 12

Brake Rotor Size

What is the brake rotor size?

7.1 inch 0 Votes
8 inch 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Brake Rotor Size

Larger rotors on the Gen 3 (8 inch vs. 7.1 inch) deliver better stopping power under heavy loads or steep descents, making it the safer pick for cargo riders tackling diverse terrain.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 75 Updated at 2026-03-02 03:12:39: 83
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Brake Rotor Size' on the following:

Diameter of brake rotors for disc systems.

ABS (Anti-lock Braking System)

Does it have ABS?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
ABS (Anti-lock Braking System)

The Gen 3 adds ABS braking, while the Gen 2 does not include it. ABS enhances control during sudden stops, especially on wet roads, offering an important safety upgrade for urban commuting.

Prevents wheel lockup during braking.

Brake Type

What is the brake type?

96 Tern GSD S10 LR (Gen 2) 0 Votes Disc

0 Tern GSD S10 (Gen 3) 0 Votes Disc

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Discs provide strong, all-weather stopping—important with passengers.

Main brake technology used.

Brake Actuation

What is the brake actuation?

56 Tern GSD S10 LR (Gen 2) 0 Votes Hydraulic

0 Tern GSD S10 (Gen 3) 0 Votes Hydraulic

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Lower lever effort and better modulation under load than mechanical discs.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 91 Updated at 2026-03-02 03:12:39: 76
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Brake Actuation' on the following:

Method of brake force transfer.

Headlight

Does it have a headlight?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

~700-lumen output with Hi/Lo; bright enough for unlit paths and daytime visibility.

Front light for visibility.

Horn/Bell

Does it have a horn or bell?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

A bell is standard; consider adding an electronic horn for dense traffic.

Audible alert for pedestrians/traffic.

UL/CE Safety Certification

Is it UL/CE certified?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Bosch UL 2849 system and DIN 79010 cargo testing enhance electrical and structural safety.

Verifies compliance with safety standards.

Brake Lever Reach Adjustability

Is the brake lever reach adjustable?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dial levers in for small/large hands—useful when multiple family members ride.

Allows tuning lever distance for hand size.

Parking Brake

Does it have a parking brake?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Secures bike when stationary.

Taillight

Does it have a taillight?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Rear light for safety.

Turn Signals

Does it have turn signals?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Indicators for directional intent.

Brake Pad Material

What is the brake pad material?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Material affects performance and durability.

Suspension & Comfort 11

Suspension Travel (Front)

What is the front suspension travel?

2.75 inch 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Suspension Travel (Front)

The Gen 2’s 2.75-inch (7 cm) suspension provides noticeable cushioning over rough terrain, while the Gen 3’s value is unspecified. The Gen 2 likely offers better shock absorption for comfort-focused riders.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 75 Updated at 2026-03-02 03:12:39: 50
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Suspension Travel (Front)' on the following:

Maximum fork compression distance.

Front Suspension Type

What is the front suspension type?

76 Tern GSD S10 LR (Gen 2) 0 Votes Fork

0 Tern GSD S10 (Gen 3) 0 Votes Fork

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Cargo-tuned fork helps reduce wrist fatigue over potholes/curbs.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 88 Updated at 2026-03-02 03:12:39: 56
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Front Suspension Type' on the following:

Type of front fork or rigid setup.

Handlebar Type

What is the handlebar type?

66 Tern GSD S10 LR (Gen 2) 0 Votes Sweep Back

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 86 Updated at 2026-03-02 03:12:39: 71
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Handlebar Type' on the following:

Shape of handlebars influencing ergonomics.

Grips Ergonomics

Does it have ergonomic grips?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Shaped grips improve hand comfort.

Adjustable Suspension Preload

Does it have adjustable suspension preload?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Adjusts spring tension for rider weight.

Saddle Suspension Travel

What is the saddle suspension travel?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Amount of suspension built into the seatpost.

Rear Suspension Type

What is the rear suspension type?

0 Tern GSD S10 LR (Gen 2) 0 Votes None

0 Tern GSD S10 (Gen 3) 0 Votes None

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 80 Updated at 2026-03-02 03:12:39: 6
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Rear Suspension Type' on the following:

Defines rear shock or rigid frame.

Suspension Travel (Rear)

What is the rear suspension travel?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Maximum rear shock compression distance.

Suspension Lockout

Does it have suspension lockout?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Allows suspension to be locked rigid for efficiency.

Saddle Type

What is the saddle type?

36 Tern GSD S10 LR (Gen 2) 0 Votes Comfort

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 87 Updated at 2026-03-02 03:12:39: 56
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Saddle Type' on the following:

Style of saddle affecting ride posture.

Saddle Padding

What padding is used in the saddle?

66 Tern GSD S10 LR (Gen 2) 0 Votes Foam

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Cushion material inside the saddle.

Wheels & Tires 11

Rim Width

What is the rim width?

1.4 inch 0 Votes
1.42 inch 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Rim Width

Rim width grows slightly from 1.4 inch (35.6 mm) to 1.42 inch (36 mm) in the Gen 3. The marginal increase supports slightly wider tires, aiding stability and grip during turns or cargo transport.

Internal rim width; affects tire fit.

Tire Tread Pattern

What is the tire tread pattern?

56 Tern GSD S10 LR (Gen 2) 0 Votes Hybrid

0 Tern GSD S10 (Gen 3) 0 Votes Street

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Tire Tread Pattern

The Gen 2 features hybrid tread for mixed surfaces, while the Gen 3 uses street-oriented tires. Hybrid treads handle gravel and wet roads better, while street tires provide smoother, faster rolling on pavement.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 87 Updated at 2026-03-02 03:12:39: 46
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Tire Tread Pattern' on the following:

Defines tread style for grip/terrain.

Wheel Size

What is the wheel size?

20 inch 0 Votes
Tern GSD S10 LR (Gen 2)
20 inch 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

ISO 406 mm bead seat diameter; smaller wheels lower the center of gravity for cargo stability.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

20″ (406) keeps CG low and boosts start/stop stability with kids.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 75 Updated at 2026-03-02 03:12:39: 58
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Wheel Size' on the following:

Diameter of the wheels.

Tire Pressure (Recommended Max)

What is the maximum recommended tire pressure?

65 psi 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Equals ~448 kPa / 4.5 bar; many riders run lower (e.g., 35–50 psi) for comfort with cargo.

Maximum manufacturer-recommended PSI.

Tubeless Ready Compatibility

Are the wheels tubeless ready?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Most builds ship with tubes; tubeless may be possible with different rims/tires but isn’t stock.

Can tires run without inner tubes.

Tire Width

What is the tire width?

2.4 inch 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Roughly 61 mm; big air volume improves comfort and traction on urban surfaces.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 75 Updated at 2026-03-02 03:12:39: 74
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Tire Width' on the following:

Cross-sectional width of the tire.

Tire Type

What is the tire type?

76 Tern GSD S10 LR (Gen 2) 0 Votes Pneumatic

0 Tern GSD S10 (Gen 3) 0 Votes Pneumatic

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Air tires provide comfort and traction; check pressures weekly when hauling.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 88 Updated at 2026-03-02 03:12:39: 36
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Tire Type' on the following:

General construction of tires.

Rim Material

What is the rim material?

66 Tern GSD S10 LR (Gen 2) 0 Votes Aluminum

0 Tern GSD S10 (Gen 3) 0 Votes Aluminum

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Strong and corrosion-resistant; easier truing/service than carbon.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 88 Updated at 2026-03-02 03:12:39: 56
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Rim Material' on the following:

Main material used for rims.

Spoke Count

What is the spoke count?

36 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

High spoke count (36) boosts wheel strength—important on a cargo platform.

Number of spokes per wheel.

Puncture Protection Layer

Does it have a puncture protection layer?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Cargo-rated tires with reinforced casings reduce flats under weight.

Built-in tire shield against flats.

Quick Release Wheels

Does it have quick release wheels?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Allows tool-free wheel removal.

Electronics & Display 13

Display Type

What is the display type?

23 Tern GSD S10 LR (Gen 2) 0 Votes LCD

0 Tern GSD S10 (Gen 3) 0 Votes TFT

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Display Type

The Gen 2’s LCD display is simple and functional, but the Gen 3’s TFT display offers color visuals and improved brightness. The upgrade enhances readability under sunlight and provides more detailed ride data.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 86 Updated at 2026-03-02 03:12:39: 53
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Display Type' on the following:

Kind of screen technology used.

Display Location

Where is the display located?

33 Tern GSD S10 LR (Gen 2) 0 Votes Side

0 Tern GSD S10 (Gen 3) 0 Votes Center

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Display Location

The Gen 2’s side-mounted display shifts to a center-mounted unit in the Gen 3. Center placement improves visibility and ergonomics, especially for frequent use of navigation or assist controls.

Position of the display unit.

USB Charging Port

Does it have a USB charging port?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
USB Charging Port

The Gen 3 adds a USB charging port for devices, while the Gen 2 lacks it. This lets riders charge phones or GPS units directly from the bike battery—convenient for long rides or delivery use.

Lets rider charge devices while riding.

GPS Tracking

Does it have GPS tracking?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
GPS Tracking

GPS tracking is exclusive to the Gen 3, offering anti-theft benefits and real-time location tracking. It’s especially valuable for fleet owners or delivery riders needing precise route monitoring.

Tracks bike’s position in real time.

Display Removable

Is the display removable?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Display Removable

The Gen 2’s screen is fixed, whereas the Gen 3 display can be removed. This helps prevent theft and allows easier updates or servicing, a smart feature for city riders parking outdoors.

Screen can be detached for security.

Smartphone App Integration

Does it support smartphone app integration?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Smartphone App Integration

Absent in the Gen 2, the Gen 3 includes app integration for tracking and system control. Riders can monitor performance, range, and updates via their phones, appealing to tech-savvy commuters.

Connects display to mobile apps.

Display Size

What is the display size?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

2 inch 0 Votes

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

≈ 5.1 cm diagonal; compact to avoid cockpit clutter.

Diagonal measurement of display.

Speedometer

Does it have a speedometer?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Shows current/avg/max speed—useful for pacing battery use.

Indicates current riding speed.

Odometer

Does it have an odometer?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Track lifetime miles for service intervals (pads, chain, tires).

Tracks total mileage.

Display Backlight

Does it have a display backlight?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows visibility in low light.

Battery Indicator

Does it have a battery indicator?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Shows remaining battery charge.

Connectivity & Smart Features 10

Bluetooth Connectivity

Does it have Bluetooth connectivity?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Bluetooth Connectivity

Bluetooth support debuts in the Gen 3, enabling wireless data sync and firmware updates. The Gen 2 lacks this, making the older bike less connected but simpler for those who prefer minimal tech.

Enables pairing with smartphones and accessories.

Ride Data Logging

Does it log ride data?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Ride Data Logging

The Gen 3 includes detailed ride logging and performance tracking, unlike the Gen 2. This feature helps users analyze efficiency, battery usage, and fitness metrics post-ride.

Tracks ride history and stats digitally.

Anti-Theft Alarm/Tracking

Does it have anti-theft alarm/tracking?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Anti-Theft Alarm/Tracking

The Gen 3 integrates an anti-theft alarm and tracking system that the Gen 2 lacks. This added security feature gives peace of mind for those leaving their e-bike parked in public spaces.

Built-in theft deterrent or tracker.

Wi-Fi Connectivity

Does it have Wi-Fi connectivity?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Updates sync via phone app rather than Wi-Fi.

Allows wireless updates and app features.

ANT+/Fitness Sensor Support

Does it support ANT+ fitness sensors?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Compatible with fitness trackers and sensors.

Smartphone Mount

Does it include a smartphone mount?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Built-in or included phone holder.

Over-the-Air Firmware Updates

Does it support OTA firmware updates?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Updates system software wirelessly.

Cloud Data Backup

Does it have cloud data backup?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Stores ride and settings info online.

Remote Lock/Unlock

Does it support remote lock/unlock?

No 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Enables locking/unlocking via app or fob.

Accessories & Convenience 12

Bottle Cage Mounts

Does it have bottle cage mounts?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Bottle Cage Mounts

The Gen 2 provides a bottle cage mount, but the Gen 3 omits it. While minor, this affects hydration convenience on longer trips or hot-weather commutes. The Gen 2 wins for practicality here.

Frame mounts for water bottle cages.

Cargo Strap/Hooks

Does it have cargo straps/hooks?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Cargo Strap/Hooks

The Gen 2 includes cargo strap hooks for securing loads, while the Gen 3 removes them. This makes the Gen 2 slightly more versatile for hauling awkward or loose cargo.

Tie-down points for securing loads.

Carry Handle (Folding Models)

Does it have a carry handle?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Carry Handle (Folding Models)

The Gen 2 includes a carry handle for easier transport when folded, whereas the Gen 3 omits it. Riders who often load their bike into cars or elevators will prefer the older design.

Handle for lifting/carrying the folded bike.

Kickstand

Is a kickstand included?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Dual-leg Atlas stand locks down loads; rated for high static loads while parked.

Indicates whether a kickstand comes standard.

Fenders

Are fenders included?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Front fender + rear wheel-guard keep spray off passengers; add mudflaps for heavy rain.

Protects rider from splashes and debris.

Rear Rack

Is a rear rack included?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Atlas G rack rated to 220 lb (100 kg)—supports child seats and adult passengers (within MGWV).

Indicates if bike comes with a cargo rack.

Basket Compatibility

Is it basket compatible?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Front “Combo Mount” accepts baskets/crates—check weight limits before loading.

Supports front or rear basket attachment.

Child Seat Compatibility

Is it child seat compatible?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Use EN 14344-compliant seats; position footrests or Stow Decks for safety.

Allows mounting a child seat safely.

Kickstand Position

Where is the kickstand positioned?

66 Tern GSD S10 LR (Gen 2) 0 Votes Center

0 Tern GSD S10 (Gen 3) 0 Votes Center

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 87 Updated at 2026-03-02 03:12:39: 26
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Kickstand Position' on the following:

Location of the kickstand mount.

Integrated Storage Compartment

Does it have an integrated storage compartment?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Hidden or built-in storage space.

Tool-Free Adjustments

Does it support tool-free adjustments?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows adjustments without tools.

Integrated Frame Lock

Does it have an integrated frame lock?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Built-in lock attached to frame.

Warranty & Support 9

Warranty Length (Frame)

What is the frame warranty length?

5 years 0 Votes
Tern GSD S10 LR (Gen 2)
5 years 0 Votes
Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

~1825 days of frame coverage; register to unlock extended Tern support where offered.

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Upgradable to 10 years with free Tern Care registration; good to note for long-term owners.

Coverage period for the bike frame.

Warranty Length (Motor)

What is the motor warranty length?

2 years 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

24 months typical Bosch coverage via authorized dealers.

Warranty coverage for the motor.

Warranty Length (Battery)

What is the battery warranty length?

2 years 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

24 months against defects; capacity loss over time is normal chemistry aging.

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 75 Updated at 2026-03-02 03:12:39: 83
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Warranty Length (Battery)' on the following:

Duration of coverage for the battery.

Warranty Length (Electronics)

What is the electronics warranty length?

2 years 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)

Matches motor/battery term—serviceable through Bosch/Tern networks.

Coverage for onboard electronics/display.

Extended Warranty Availability

Is extended warranty available?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Register for Tern Care and confirm dealer options for electronics/battery coverage.

Option to purchase longer coverage.

Customer Support Availability (Hours)

What are the customer support hours?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Hours or schedule of customer support.

Spare Parts Availability

Are spare parts available?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Indicates whether spare parts are offered.

Service Center Network

Is there a service center network?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Access to authorized service locations.

Roadside Assistance Coverage

Does it include roadside assistance?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Provides emergency on-road help.

Safety & Protection 12

Overload Protection

Does it include overload protection?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Prevents damage from excessive electrical draw.

Safety Lock Switch

Does it have a safety lock switch?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Lockout switch prevents accidental activation.

Soft Start Feature

Does it have a soft start feature?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Limits sudden torque on startup for smoother control.

Vibration Control

Does it include vibration control?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

System or design to reduce vibrations.

Noise Level

What is the noise level?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Overall sound output during operation.

Crash Sensor

Does it have a crash sensor?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Detects crashes and may trigger alerts.

Auto Shutoff After Idle

Does it have auto shutoff after idle?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Powers down bike after inactivity.

Fire Resistance Rating

What is the fire resistance rating?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Fire rating of components or casing.

Impact Resistance

What is the impact resistance rating?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Mechanical protection against impact.

Theft Deterrent Wheel Locks

Does it have theft deterrent wheel locks?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Locks that prevent wheel removal.

Reflective Tire Stripes

Does it have reflective tire stripes?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tires include reflective sidewalls for visibility.

Smart Helmet Compatibility

Is it compatible with smart helmets?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Connects with smart helmets for added safety.

Environmental Resistance 10

UV Resistance

Does it have UV resistance?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
UV Resistance

The Gen 2 offers UV resistance to protect paint and materials, while the Gen 3 lacks it. Riders in sunny climates will find the older model more durable against fading and long-term wear.

Protection against sun damage.

Corrosion Resistance

Does it have corrosion resistance?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Corrosion Resistance

The Gen 2 features corrosion protection, but the Gen 3 does not specify it. This gives the Gen 2 an edge for humid or coastal environments where rust prevention is key.

Prevents rust from moisture exposure.

Operating Temperature Range (Min)

What is the minimum operating temperature?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Minimum safe operating temperature.

Operating Temperature Range (Max)

What is the maximum operating temperature?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Maximum safe operating temperature.

Storage Temperature Range (Min)

What is the minimum storage temperature?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Minimum recommended storage temperature.

Storage Temperature Range (Max)

What is the maximum storage temperature?

0.02 °F 0 Votes
Tern GSD S10 LR (Gen 2)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Maximum recommended storage temperature.

Dust Rating

What is the dust rating?

56 Tern GSD S10 LR (Gen 2) 0 Votes IP5X

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 86 Updated at 2026-03-02 03:12:39: 66
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Dust Rating' on the following:

Protection against dust ingress.

Water Immersion Rating

What is the water immersion rating?

16 Tern GSD S10 LR (Gen 2) 0 Votes IPX4

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Score History

Updated at 2025-11-07 01:29:51: 0 Updated at 2026-01-21 08:54:10: 85 Updated at 2026-03-02 03:12:39: 36
Score info for Tern GSD S10 LR (Gen 2):
We base our scoring on 'Water Immersion Rating' on the following:

Depth resistance beyond splash.

Shock Resistance

What is the shock resistance rating?

Who knows? 0 Votes Tern GSD S10 LR (Gen 2) (Help us out by suggesting one!)

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Structural strength against impacts.

Chemical Resistance

Does it have chemical resistance?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Withstands exposure to chemicals/solvents.

Ergonomics & Adjustability 12

Handlebar Rotation Adjustment

Can the handlebars be rotated?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Handlebar Rotation Adjustment

The Gen 2 allows handlebar rotation adjustment, while the Gen 3 does not. Adjustable handlebars improve fit and comfort across rider sizes, giving the Gen 2 more ergonomic flexibility.

Bars can rotate to fine-tune reach.

Foldable Handlebars

Does it have foldable handlebars?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 LR (Gen 2)
vs
Tern GSD S10 (Gen 3)
Foldable Handlebars

Foldable handlebars are standard on the Gen 2 but not available on the Gen 3. This makes the earlier model easier to store in narrow spaces like hallways or small garages.

Handlebars can fold for compact storage.

Adjustable Stem

Does it have an adjustable stem?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Adjust height/angle to relieve neck/shoulder strain on long commutes.

Stem can be raised/lowered or swapped for comfort.

Adjustable Saddle Height

Is the saddle height adjustable?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)

Fine-tune knee extension to protect joints and improve efficiency.

Seatpost can be raised/lowered.

Adjustable Handlebar Height

Is the handlebar height adjustable?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Handlebars can be moved vertically.

Adjustable Seat Angle

Is the seat angle adjustable?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Saddle tilt can be modified.

Adjustable Seatpost Suspension

Does it have adjustable seatpost suspension?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Seatpost suspension stiffness can be tuned.

Quick-Release Seatpost Clamp

Does it have a quick-release seatpost clamp?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

tool-free seatpost adjustment.

Tool-Free Stem Adjustment

Does it support tool-free stem adjustment?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Allows stem adjustment without tools.

Foldable Pedals

Does it have foldable pedals?

No 0 Votes Tern GSD S10 LR (Gen 2)

No 0 Votes Tern GSD S10 (Gen 3)

Pedals can fold for narrower storage.

Adjustable Stem Angle

Is the stem angle adjustable?

Yes 0 Votes Tern GSD S10 LR (Gen 2)

Yes 0 Votes Tern GSD S10 (Gen 3)

Stem tilt can be changed.

Grip Diameter Options

What grip diameter options are offered?

26 Tern GSD S10 LR (Gen 2) 0 Votes Medium

Who knows? 0 Votes Tern GSD S10 (Gen 3) (Help us out by suggesting one!)

Different grip thicknesses for hand comfort.

Surveys

Because hot takes deserve votes.

Battery Life

How long does the battery of this electric bike last on a single charge?

More than 120 km
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
80 to 120 km
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
50 to 80 km
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
30 to 50 km
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Less than 30 km
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Charging Time

How long does it take to fully charge this electric bike?

Less than 2 hours
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
2 to 3 hours
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
4 to 6 hours
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
7 to 10 hours
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
More than 10 hours
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Riding Comfort

How comfortable is this electric bike to ride for daily use?

Super comfortable for long rides
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Smooth and enjoyable
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Decent for short rides
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Somewhat uncomfortable on long rides
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Feels rough and bumpy
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Speed and Performance

How fast can this electric bike go at top speed?

More than 50 km/h
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
40 to 50 km/h
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
30 to 40 km/h
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
20 to 30 km/h
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Less than 20 km/h
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Durability and Build

How durable is this electric bike over long-term use?

Built to last many years
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Feels reliable
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Holds up okay
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Needs frequent repairs
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Breaks down quickly
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Ease of Use

How easy is it to use this electric bike for everyday riding?

Super easy and hassle-free
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Simple and convenient
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Pretty straightforward
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Takes some time to learn
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Really confusing
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Pricing

How do you feel about the price of your electric bike?

Great value for money
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Pretty good price
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Fair deal
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Kinda pricey
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Crazy expensive
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Design and Style

How appealing is the design and style of this electric bike?

Eye-catching and premium
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Stylish and modern
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Nice but not special
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Basic and plain
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Looks outdated
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Motor Power

How powerful is the motor performance of this electric bike?

Over 750 watts
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
500 to 750 watts
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
350 to 500 watts
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
250 to 350 watts
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Under 250 watts
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Weight

How heavy is this electric bike to lift or carry?

Under 40 pounds
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
40 to 50 pounds
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
50 to 60 pounds
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
60 to 70 pounds
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)
Over 70 pounds
0 Votes
Tern GSD S10 LR (Gen 2)
0 Votes
Tern GSD S10 (Gen 3)

Guides 2

Videos 1

Tern GSD Gen 2: Owner Briefing (Video)

Tern GSD Gen 2: Owner Briefing (Video)

youtube.com
youtube.com

Articles 1

GSD S10 - Gen 3 Manual

GSD S10 - Gen 3 Manual

ternbicycles.com
ternbicycles.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Tern
Tern
Tern GSD S10 LR (Gen 2)
Tern GSD S10 LR (Gen 2)
0 / 5 0 Reviews
Tern
Tern
Tern GSD S10 (Gen 3)
Tern GSD S10 (Gen 3)
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 0

Only the best made it here.

Collections 0

Treasures You’ve picked. No fluff, all fun.

More Electric Bikes 0

Unlock more awesome finds.

Other Tern Electric Bikes 27

Other Tern Electric Bikes 21

Tern GSD S10 LR (Gen 2)
Tern
Tern
Tern GSD S10 LR (Gen 2)
Tern GSD S10 (Gen 3)
Tern
Tern
Tern GSD S10 (Gen 3)
vs