The Fiido M21 is a folding fat-tire electric bike with a 500W rear hub motor and a built-in torque sensor for natural pedal-assist response. It runs a 48V 11.6Ah (556.8Wh) battery, 20"x4" fat tires, a 7-speed derailleur, and a hydraulic coil-sprung front fork, with a folding aluminum-alloy frame for storage and transport.
In brief: 500W Fat Tire. 48V 11.6Ah battery. Unclassified / Off-Road. Up to 40 km/h. Aluminum frame.
Specs verified Sep 1, 2026
Where to Find
Prices tracked across 1 sellerPrice History
Price History
Price changes tracked by the crawler
Current best price $1,299.00. Over the past 90 days: low $1,299.00, high $1,299.00, average $1,299.00 — about average.
- Fiido
All Records
33 price records in this period
| Date | Price | Shipping | Total | Change | Coupon | Rating | Sales | In Stock | Status |
|---|---|---|---|---|---|---|---|---|---|
Fiido(33 records) | |||||||||
| Sep 1, 202602:32 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 30, 202607:35 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 28, 202602:39 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 26, 202607:06 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 24, 202602:35 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 22, 202607:20 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 20, 202602:33 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 18, 202606:50 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 16, 202602:22 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 14, 202607:09 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 12, 202602:17 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 10, 202606:45 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 8, 202602:05 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 6, 202603:46 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Aug 5, 202609:26 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 28, 202602:29 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 26, 202611:37 AM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 24, 202608:33 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 21, 202604:35 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 20, 202603:48 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 9, 202604:00 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 7, 202604:28 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 5, 202604:02 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 3, 202603:08 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jul 1, 202603:54 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 29, 202605:02 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 27, 202603:47 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 25, 202610:07 AM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 23, 202610:06 AM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 21, 202610:54 AM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 19, 202603:08 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 13, 202602:37 PM | $1,299.00 | — | $1,299.00 | $0.00 | — | — | — | No | active |
| Jun 12, 202609:57 AM | $1,299.00 | — | $1,299.00 | Initial | — | — | — | No | active |
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Specifications
Classification
- E-Bike Class
- Unclassified / Off-Road
- Bike Type
- Fat Tire
Motor
- Motor Position
- Rear Hub
- Wattage
- 500W
- Top Assist Speed
- 40 km/h
Battery
- Voltage
- 48.0V
- Capacity
- 11.6Ah
- Energy
- 556.8Wh
- Chemistry
- Li-ion
- Estimated Range
- Up to 100 km
- Charge Time
- 7.0 hrs
Frame & Build
- Frame Material
- Aluminum
- Wheel Size
- 20" x 4" (Fat)
- Folding
- Yes
Drivetrain & Brakes
- Gears
- 7-speed
- Drivetrain
- Derailleur
- PAS Sensor
- Torque
- Throttle
- Yes
- Brakes
- Mechanical Disc
Features
- Max Payload
- 120 kg
- Suspension
- Front Only (Hardtail)
- Fenders
- Yes
- Color
- Black
Physical
- Weight
- 24.95 kg
- Dimensions (L×W×H)
- 175 cm × 580mm × 106 cm
