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Strengths & Weaknesses

Designed for: Urban Commuting

Strengths

RangeGreat

135 mi vs 65 mi avg

Watt HoursGreat

1440Wh vs 733Wh avg

Energy densityGreat

16.4 Wh/lb vs 10.2 Wh/lb avg

Max loadGood

450 lbs vs 356 lbs avg

Weaknesses

Weight↓ 23%

88 lbs vs 71 lbs avg

Compared with 58 similarly priced models ($674–$1,124), from manufacturer specs.

At a Glance

The TST R9 Dual Battery is a commuter electric bike listed at $899. Manufacturer specs put it at a 1440Wh battery, a claimed 135 mile range, and a 32 mph top speed, at 88 lbs.

Next to the 58 other electric bikes in its price band ($674–$1,124), its strongest numbers are claimed range (135 mi vs 65 mi avg), battery capacity (1440Wh vs 733Wh avg), and energy density (battery size for the weight) (16.4 Wh/lb vs 10.2 Wh/lb avg). The tradeoff is weight (88 lbs vs 71 lbs avg).

Full Specifications

TST R9 Dual Battery

Powertrain

Motor Type
Geared Hub
Peak Power
1500 W
Torque
90 Nm
Assist Levels
5

Battery & Range

Watt Hours
1440 Wh
Amp-Hours
30 Ah
Voltage
48 V
Claimed Range
135 mi217.3 km
Charge Time
5-6 h
Removable Battery
Dual Battery

Components

Gears
7
Drive System
Chain
Gearing
Derailleur
Shifter
Shimano 7 Speed
Puncture Protection
UL 2849

Utility

Weight
87.7 lbs39.8 kg
Max Load
450 lbs204.1 kg
Rear Rack
Fenders
Lights
Display
LCD
Connectivity
Bluetooth
App Compatible
Warranty
24 mo

Classification

Category
Commuter
Top Assist Speed
32 mph51.5 km/h

Wheels & Tires

Wheel Size
20"
Tire Size
20x4.0
Tire Category
Fat

Frame & Geometry

Max Seat Height
26.9"68.2 cm
Standover Height
30.7"78 cm
Overall Length
60.4"153.5 cm

Compare TST R9 Dual Battery to other vehicles

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