Cyrusher Sonder vs Himiway Big Dog
Torque, battery, weight, pricing and features — side by side.
Each on its own: Cyrusher Sonder specs, US price and stock · Himiway Big Dog specs, US price and stock
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Compact 20in commuter with a torque sensor, 480Wh battery and a 22.1kg kerb weight
View details
£1,499
about $1,986
Applied automatically when you use our Buy button. Only needed if you go direct:
£50 off at the official Cyrusher UK store. Our Buy buttons apply it for you — you should see it come off in the basket before you pay. Verified at the checkout on 21 September 2026. It is not offered on the Loop 2.0, where Cyrusher's own checkout refuses it. Applied automatically when you use our Buy button. Only needed if you go direct:
£50 off at the official Cyrusher UK store. Our Buy buttons apply it for you — you should see it come off in the basket before you pay. Verified at the checkout on 21 September 2026. It is not offered on the Loop 2.0, where Cyrusher's own checkout refuses it.BESTEBIKESUK
£50 off — applied for you
BESTEBIKESUK
Delivery: —
Out of stock at last check · checked
Compact fat-tyre cargo hauler with a 960Wh Samsung/LG battery, 86Nm hub motor and 181kg payload
View details£1,999 about $2,649
Delivery: —
In stock at last check · checked
Which should you choose?
Choose the Cyrusher Sonder if…
…it costs less (£500 cheaper) and is lighter (17.8 kg lighter).
Choose the Himiway Big Dog if…
…it has more torque (+46 Nm) and carries a bigger battery (+480 Wh).
Based only on the measured differences below — manufacturer-published figures, not independently tested.
At a glance
Cyrusher Sonder
Compact 20in commuter with a torque sensor, 480Wh battery and a 22.1kg kerb weight
Himiway Big Dog
Compact fat-tyre cargo hauler with a 960Wh Samsung/LG battery, 86Nm hub motor and 181kg payload
| Spec | Cyrusher Sonder | Himiway Big Dog |
|---|---|---|
| Best UK price | £1,499 £500 cheaper | £1,999 |
| RRP | £1,499 | £1,999 |
| Delivery | Delivery: — | Delivery: — |
| Availability at last check | Out of stock at last check — 28 Sep 2026 | In stock at last check — 28 Sep 2026 |
| Motor brand & type | Cyrusher Hub | Himiway Hub |
| Motor torque | 40 Nm | 86 Nm +46 Nm |
| Battery capacity | 480 Wh | 960 Wh +480 Wh |
| Voltage · amp-hours | 48 V · 10 Ah | 48 V · 20 Ah |
| Total weight | 22.1 kg 17.8 kg lighter | 39.9 kg |
| Frame type | Compact | Step Through |
| Release | 10 February 2025 — 1 year, 7 months on market | February 2022 — 4 years, 7 months on market |
| Tyre size | Chaoyang 20 x 2.0in puncture-proof | 20 x 4.0 Kenda K1188 Krusade |
| Brakes | Hydraulic disc | Tektro hydraulic disc 180mm front + rear |
| Frame material | 6061 aluminium alloy with internal battery | 6061 aluminium |
| Max load | 120 kg | 181 kg |
| Top speed (stated) | 24 km/h | — |
| Range (stated) | Up to 85 km | — |
| Charger | 54.6V 2.0A | — |
| Display | Colour smart display | LCD with USB charging |
| Weight without battery | 19.1 kg | — |
| Gears | — | Shimano Altus M310 7-speed |
| Suspension | — | Alloy fork with lockout and preload adjustment |
| Rider height | — | 154–195 cm |
| Top speed | — | 25 km/h |
| Range | — | 96–128 km |
| Folding | Yes | No |
| Cadence sensor | No | Yes |
| Torque sensor | Yes | No |
| Front suspension | No | Yes |
| Hydraulic brakes | No | Yes |
| Rear rack | No | Yes |
| Cargo | No | Yes |
| Fat tyres | No | Yes |
| Higher-speed modes for permitted use | No | Yes |
Cyrusher Sonder highlights
Himiway Big Dog highlights
Frequently asked questions
Which has more torque, Cyrusher Sonder or Himiway Big Dog?
The Himiway Big Dog has more torque at 86 Nm, compared to 40 Nm on the Cyrusher Sonder.
Which has the bigger battery, Cyrusher Sonder or Himiway Big Dog?
The Himiway Big Dog has a larger battery at 960 Wh, versus 480 Wh on the Cyrusher Sonder.
Which is lighter, Cyrusher Sonder or Himiway Big Dog?
The Cyrusher Sonder is lighter at 22.1 kg, compared to 39.9 kg on the Himiway Big Dog.
Which is cheaper, Cyrusher Sonder or Himiway Big Dog?
The Cyrusher Sonder is cheaper at £1,499, compared to £1,999 for the Himiway Big Dog.
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