standard / default rider 183 cm
Triumph Speed 400 vs Yamaha SR400 ergonomics
Triumph Speed 400 and Yamaha SR400 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Triumph Speed 400
95Comfortable
All contacts reached
Yamaha SR400
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Geometry snapshot
| Spec | Triumph Speed 400 | Yamaha SR400 |
|---|---|---|
| Seat height | 790 mm | 790 mm |
| Wheelbase | 1,377 mm | 1,410 mm |
| Wet weight | 170 kg | 174 kg |
| Displacement | 398 cc | 399 cc |
Posture metrics
Knee angle
- Triumph Speed 400
- Sport (57.9 deg)
- Yamaha SR400
- Sport (58.0 deg)
Hip angle
- Triumph Speed 400
- Neutral (95.7 deg)
- Yamaha SR400
- Neutral (94.8 deg)
Elbow angle
- Triumph Speed 400
- Relaxed (143.3 deg)
- Yamaha SR400
- Relaxed (143.3 deg)
Torso lean
- Triumph Speed 400
- Neutral (11.0 deg)
- Yamaha SR400
- Neutral (11.5 deg)