standard / default rider 183 cm
Yamaha SR400 vs Yamaha XJ6 ergonomics
Yamaha SR400 and Yamaha XJ6 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Yamaha SR400
95Comfortable
All contacts reached
Yamaha XJ6
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The Yamaha SR400 has a 785 mm seat; the Yamaha XJ6 sits at 785 mm, within a few millimetres of each other. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 79 cm for the Yamaha SR400 and 79 cm for the Yamaha XJ6.
Geometry snapshot
| Spec | Yamaha SR400 | Yamaha XJ6 |
|---|---|---|
| Seat height | 785 mm | 785 mm |
| Wheelbase | 1,410 mm | 1,440 mm |
| Wet weight | 174 kg | 205 kg |
| Displacement | 399 cc | 600 cc |
Posture metrics
Knee angle
- Yamaha SR400
- Sport (58.0 deg)
- Yamaha XJ6
- Sport (58.0 deg)
Hip angle
- Yamaha SR400
- Neutral (94.8 deg)
- Yamaha XJ6
- Neutral (94.3 deg)
Elbow angle
- Yamaha SR400
- Relaxed (143.3 deg)
- Yamaha XJ6
- Relaxed (143.3 deg)
Torso lean
- Yamaha SR400
- Neutral (11.5 deg)
- Yamaha XJ6
- Neutral (11.9 deg)