Tongsheng
Tongsheng TSDZ2B 48V 500W Mid-Drive Kit
$331Cheaper
Best Ebike Conversion Kits · head-to-head
A sourced, side-by-side comparison. Tongsheng TSDZ2B 48V 500W Mid-Drive Kit is cheaper at $331. Every spec and price links to its source.
Tongsheng
$331Cheaper
Voilamart
$493.99
On the specs we track, they're closely matched. The Tongsheng TSDZ2B 48V 500W Mid-Drive Kit is the cheaper at $331.
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✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | | |
|---|---|---|
| US price | $331 | $493.99 |
| Brand | Tongsheng | Voilamart |
| Released | — | — |
| Motor type | mid-drive | brushless gearless hub motor rear |
| Motor power | 500 | 1000 |
| Voltage | 48 | 48 |
| Max torque | 100 | — |
| Battery included | No | No |
| Battery capacity | — | — |
| System weight | 7.7 | 22 |
| Wheel size compatibility | all wheel sizes (68-75mm BSA BB shell) | 26 inch (135mm dropout) |
| Sensor type | torque + cadence | cadence |
| Max speed | 28 | — |
| Pedal assist levels | 5 | — |
| Display type | LCD | LCD (SW900) |
| Install time | — | — |
Sources — Tongsheng TSDZ2B 48V 500W Mid-Drive Kit: varstrom.com (verified 2026-06-27). Voilamart 48V 1000W 26 Inch Rear Hub Kit: voilamartusa.com (verified 2026-06-27).
Where the two actually differ on the specs we track (6 of 13). Matching specs are omitted.