motocross / default rider 183 cm
Triumph TF 250-X vs Yamaha YZ450F ergonomics
Triumph TF 250-X and Yamaha YZ450F 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 TF 250-X
95Comfortable
All contacts reached
Yamaha YZ450F
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 Triumph TF 250-X has a 965 mm seat; the Yamaha YZ450F sits at 965 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 97 cm for the Triumph TF 250-X and 97 cm for the Yamaha YZ450F.
Geometry snapshot
| Spec | Triumph TF 250-X | Yamaha YZ450F |
|---|---|---|
| Seat height | 965 mm | 965 mm |
| Wheelbase | 1,492 mm | 1,476 mm |
| Wet weight | 104 kg | 110 kg |
| Displacement | 250 cc | 450 cc |
Posture metrics
Knee angle
- Triumph TF 250-X
- Sport (58.2 deg)
- Yamaha YZ450F
- Sport (58.1 deg)
Hip angle
- Triumph TF 250-X
- Neutral (93.0 deg)
- Yamaha YZ450F
- Neutral (93.3 deg)
Elbow angle
- Triumph TF 250-X
- Relaxed (143.3 deg)
- Yamaha YZ450F
- Relaxed (143.3 deg)
Torso lean
- Triumph TF 250-X
- Neutral (12.7 deg)
- Yamaha YZ450F
- Neutral (12.4 deg)