motocross / default rider 183 cm
Yamaha YZ125 vs Yamaha YZ250F ergonomics
Yamaha YZ125 and Yamaha YZ250F 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 YZ125
95Comfortable
All contacts reached
Yamaha YZ250F
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 YZ125 has a 980 mm seat; the Yamaha YZ250F sits at 983 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 98 cm for the Yamaha YZ125 and 98 cm for the Yamaha YZ250F.
Geometry snapshot
| Spec | Yamaha YZ125 | Yamaha YZ250F |
|---|---|---|
| Seat height | 980 mm | 983 mm |
| Wheelbase | 1,445 mm | 1,486 mm |
| Wet weight | 96 kg | - |
| Displacement | 125 cc | 249 cc |
Posture metrics
Knee angle
- Yamaha YZ125
- Sport (58.0 deg)
- Yamaha YZ250F
- Sport (58.1 deg)
Hip angle
- Yamaha YZ125
- Neutral (94.2 deg)
- Yamaha YZ250F
- Neutral (93.2 deg)
Elbow angle
- Yamaha YZ125
- Relaxed (143.3 deg)
- Yamaha YZ250F
- Relaxed (143.3 deg)
Torso lean
- Yamaha YZ125
- Neutral (11.9 deg)
- Yamaha YZ250F
- Neutral (12.5 deg)