ADO Air 28 Ultra vs Fiido D3 Pro
Torque, battery, weight, pricing and features — side by side.
Each on its own: ADO Air 28 Ultra specs, UK price and stock · Fiido D3 Pro specs, UK price and stock
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The upgraded 3-speed Air 28
View details
£1,799
Applied automatically when you use our Buy button. Only needed if you go direct:
Our own ADO code: £50 off at the official ADO UK store, and it credits this site as the referrer. Our Buy buttons apply it for you — you should see it come off in the basket before you pay. Verified at checkout, 8 September 2026 (£1,599.00 to £1,549.00). Applied automatically when you use our Buy button. Only needed if you go direct:
Our own ADO code: £50 off at the official ADO UK store, and it credits this site as the referrer. Our Buy buttons apply it for you — you should see it come off in the basket before you pay. Verified at checkout, 8 September 2026 (£1,599.00 to £1,549.00).BESTEBIKESUK
£50 off — applied for you
BESTEBIKESUK
Delivery: Free (UK)
Out of stock at last check · checked
14in mini folder with 35Nm hub, 281Wh battery and 17.3kg kerb weight — budget commuter
View details£449 Save £96 £545
Delivery: Free (UK)
In stock at last check · checked
Which should you choose?
Choose the ADO Air 28 Ultra if…
…it has more torque (+5 Nm) and carries a bigger battery (+79 Wh).
Choose the Fiido D3 Pro if…
…it costs less (£1,350 cheaper) and is lighter (1.2 kg lighter).
Based only on the measured differences below — manufacturer-published figures, not independently tested.
At a glance
ADO Air 28 Ultra
The Ultra is the upgraded Air 28: a Bafang H730 three-speed automatic motor (vs the Pro's H700 two-speed), giving roughly 24% more torque in low-speed mode. Battery, range, frame, brakes and weight are otherwise identical to the Air 28 Pro.
Fiido D3 Pro
14in mini folder with 35Nm hub, 281Wh battery and 17.3kg kerb weight — budget commuter
| Spec | ADO Air 28 Ultra | Fiido D3 Pro |
|---|---|---|
| Best UK price | £1,799 | £449 £1,350 cheaper |
| RRP | £1,799 | £545 |
| Delivery | Delivery: Free (UK) | Delivery: Free (UK) |
| Availability at last check | Out of stock at last check — 29 Sep 2026 | In stock at last check — 29 Sep 2026 |
| Motor brand & type | Bafang Hub | Fiido Hub |
| Motor torque | 40 Nm +5 Nm | 35 Nm |
| Battery capacity | 360 Wh +79 Wh | 281 Wh |
| Voltage · amp-hours | 36 V · 10 Ah | 36 V · 7.8 Ah |
| Total weight | 18.5 kg | 17.3 kg 1.2 kg lighter |
| Frame type | Step Through | Compact |
| Release | February 2026 — 7 months on market | 3 July 2021 — 5 years, 2 months on market |
| Tyre size | 28 x 1.8 (700c) | CST 14x2.125" |
| Gears | Bafang H730 3-speed automatic | Single-speed (52T/12T) |
| Brakes | Hydraulic disc | Mechanical disc with power cut-off |
| Frame material | 6061 Aluminium alloy | — |
| Rider height | 160–210 cm | — |
| Max load | 120 kg | 120 kg |
| Top speed | 25 km/h | 25 km/h |
| Range | Up to 100 km | Up to 33 km |
| Colours | Grey, Latte | Black, White |
| Motor | Bafang H730 (3-speed) | — |
| Display | — | LCD 1.47 inch |
| Sensor | — | 12-magnet speed sensor (cadence-type pedal assist) |
| Charging time (stated) | — | 3-4 hours |
| Battery cell | — | DMEGC 280.8Wh, non-removable |
| Waterproof | — | IP54 full-bike |
| Charger | — | 36V2A |
| Other | — | Foldable stem (frame does not fold flat); walk assist only throttle (6km/h) |
| Folding stem | No | Yes |
| Cadence sensor | No | Yes |
| Torque sensor | Yes | No |
| Auto lights | Yes | No |
| Indicators | Yes | No |
| Hydraulic brakes | Yes | No |
| Rear rack | Yes | No |
| Front basket support | Yes | No |
| Higher-speed modes for permitted use | Yes | No |
ADO Air 28 Ultra highlights
Fiido D3 Pro highlights
Frequently asked questions
Which has more torque, ADO Air 28 Ultra or Fiido D3 Pro?
The ADO Air 28 Ultra has more torque at 40 Nm, compared to 35 Nm on the Fiido D3 Pro.
Which has the bigger battery, ADO Air 28 Ultra or Fiido D3 Pro?
The ADO Air 28 Ultra has a larger battery at 360 Wh, versus 281 Wh on the Fiido D3 Pro.
Which is lighter, ADO Air 28 Ultra or Fiido D3 Pro?
The Fiido D3 Pro is lighter at 17.3 kg, compared to 18.5 kg on the ADO Air 28 Ultra.
Which is cheaper, ADO Air 28 Ultra or Fiido D3 Pro?
The Fiido D3 Pro is cheaper at £449, compared to £1,799 for the ADO Air 28 Ultra.
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