Lowest gear
37.1 gear inches
This value is above the central range for this class.
Qualisports Dolphin
- $1,299
- Rigid
- 20″
- 1 × 7
- 200%
- 504
- 21.63
- Aluminum
- Mechanical disc
Rider height by size (cm)
Size guide- 11"
Components
Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.
Frame and fork
-
Frame
6061 Aluminum Alloy
Electric system
-
Battery
Weight: 7.5 lbs (3.4 kg) (8.1lbs with Saddle), Brand: Samsung 18650 35E, Voltage: 36 volts, Amp Hours: 14 ah, Watt Hours: 504 wh, Chemistry: Lithium-ion
-
Display
Kunteng, Fixed, Backlit Grayscale LCD, Buttons: Up, Power, Down (Hold Up for Backlight and Headlight, Hold Down for Walk Mode, Hold Up and Down for Settings, Hold Down while Riding to Set Cruise Control)
-
Motor
Weight: 6 lbs (2.72 kg), Brand: MXUS, Type: Rear-Mounted Geared Hub, Nominal Output: 350 watts, Torque: 40 Newton meters
Suspension
-
Fork
Rigid 6061 Aluminum Alloy, 100mm Hub Spacing, 9.5mm Threaded Axle with 15mm Nuts
Drivetrain
-
Cassette
MF-TZ500
-
Crankset
-
Shifters
Brakes
-
Brakes
Wuxing Mechanical Disc Brakes with JAK 160mm Rotors and Calipers, Four Finger Levers with Motor Inhibitors
Wheels and tires
-
Rims
Aluminum Alloy, Double Wall, Machined Sidewalls, 32mm Outer Width, 36 Hole
-
Spokes
Stainless Steel, 13 Gauge, Black with Silver Nipples
-
Tires
COMPASS, 20" x 2.35"
Cockpit and contact points
-
Grips
Velo, Rubber, Ergonomic, Non-Locking
-
Handlebar
-
Headset
Custom, Internal Cups, Straight 1-1/8"
-
Pedals
Generic Plastic Platform, Folding
-
Saddle
KNUS, Active
-
Seatpost
Custom, Alloy (Contains the Battery)
-
Stem
Custom Aluminum Alloy, Folding, Telescoping Height, 290mm Base Height, 170mm Extension, Quick Release Clamp, 25.4mm Clamp Diameter
Sizes and geometry
Size explorer
Understanding sizes and measurements
Geometry not published
Specifications
Frame and fork
- Intended fit
-
- Unisex
- Frame material
-
- Aluminum
- Fork material
-
- Aluminum
- Bicycle weight
-
- 21.63 kg
- 47.7 lb
Suspension
- Suspension configuration
-
- Rigid
Drivetrain
- Front chainrings
-
- 1
- Smallest chainring
-
- 52
- Largest chainring
-
- 52
- Rear sprockets
-
- 7
- Smallest sprocket
-
- 14
- Largest sprocket
-
- 28
- Lowest gear
-
- 37.1 in
- Highest gear
-
- 74.3 in
Wheels and brakes
- Wheel configuration
-
- Same size
- Brake type
-
- Mechanical disc
Fit and controls
- Seatpost
-
- Rigid seatpost
- Shifting
-
- Mechanical
Electric system
- Battery capacity
-
- 504 Wh
Additional specifications
- Battery
-
- Weight: 7.5 lbs (3.4 kg) (8.1lbs with Saddle), Brand: Samsung 18650 35E, Voltage: 36 volts, Amp Hours: 14 ah, Watt Hours: 504 wh, Chemistry: Lithium-ion
- Tire width
-
- 2.35″
- Travel
-
- Front: Additional specification: Not available: Yes
- Rear: Additional specification: Not available: Yes
- Wheel material
-
- Aluminum
- Wheel size
-
- 20″
Technical analysis
How these figures sit among bicycles of the same class and model year. Context, not a ranking.
Highest gear
74.3 gear inches
This value is below the central range for this class.
Shifting
Mechanical
8 of 334 bicycles with this information use electronic shifting.
Gearing
This bicycle
- 14.2
- 28.5
Similar bicycles
Same category, closest configuration.
