Best Ebike Conversion Kits · head-to-head
Swytch Go E-Bike Conversion Kit vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit
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.
Swytch
$349
Released 2024
VS
Tongsheng
$331Cheaper
Which is better: the Swytch Go E-Bike Conversion Kit or Tongsheng TSDZ2B 48V 500W Mid-Drive Kit?
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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Full spec sheet
✓ marks the stronger figure where "more" — or "less", for price and weight — is unambiguously better.
| Spec | Swytch Go E-Bike Conversion Kit | Tongsheng TSDZ2B 48V 500W Mid-Drive Kit |
| US price | $349 | $331 |
| Brand | Swytch | Tongsheng |
| Released | 2024 | — |
| Motor type | geared hub motor front | mid-drive |
| Motor power | 250 | 500 |
| Voltage | 36 | 48 |
| Max torque | 40 | 100 |
| Battery included | Yes | No |
| Battery capacity | 187 | — |
| System weight | 4.6 | 7.7 |
| Wheel size compatibility | 26 inch, 27.5 inch, 700C, 28 inch, 29er | all wheel sizes (68-75mm BSA BB shell) |
| Sensor type | cadence | torque + cadence |
| Max speed | 20 | 28 |
| Pedal assist levels | 5 | 5 |
| Display type | LED | LCD |
| Install time | 35 | — |
Sources — Swytch Go E-Bike Conversion Kit: swytchbike.com (verified 2026-06-27).
Tongsheng TSDZ2B 48V 500W Mid-Drive Kit: varstrom.com (verified 2026-06-27).
What's the difference between the Swytch Go E-Bike Conversion Kit and Tongsheng TSDZ2B 48V 500W Mid-Drive Kit?
Where the two actually differ on the specs we track (10 of 13). Matching specs are omitted.
- Motor type: Swytch Go E-Bike Conversion Kit geared hub motor front vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit mid-drive
- Motor power: Swytch Go E-Bike Conversion Kit 250 vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit 500
- Voltage: Swytch Go E-Bike Conversion Kit 36 vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit 48
- Max torque: Swytch Go E-Bike Conversion Kit 40 vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit 100
- Battery included: Swytch Go E-Bike Conversion Kit true vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit false
- System weight: Swytch Go E-Bike Conversion Kit 4.6 vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit 7.7
- Wheel size compatibility: Swytch Go E-Bike Conversion Kit 26 inch, 27.5 inch, 700C, 28 inch, 29er vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit all wheel sizes (68-75mm BSA BB shell)
- Sensor type: Swytch Go E-Bike Conversion Kit cadence vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit torque + cadence
- Max speed: Swytch Go E-Bike Conversion Kit 20 vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit 28
- Display type: Swytch Go E-Bike Conversion Kit LED vs Tongsheng TSDZ2B 48V 500W Mid-Drive Kit LCD