supermoto / default rider 183 cm
MZ Mastiff 660 vs Yamaha XT 125X ergonomics
MZ Mastiff 660 and Yamaha XT 125X land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
MZ Mastiff 660
95Comfortable
All contacts reached
Yamaha XT 125X
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Geometry snapshot
| Spec | MZ Mastiff 660 | Yamaha XT 125X |
|---|---|---|
| Seat height | 831 mm | 831 mm |
| Wheelbase | 1,466 mm | 1,336 mm |
| Wet weight | 167 kg | - |
| Displacement | 660 cc | 124 cc |
Posture metrics
Knee angle
- MZ Mastiff 660
- Sport (58.1 deg)
- Yamaha XT 125X
- Sport (57.8 deg)
Hip angle
- MZ Mastiff 660
- Neutral (93.6 deg)
- Yamaha XT 125X
- Neutral (96.5 deg)
Elbow angle
- MZ Mastiff 660
- Relaxed (143.3 deg)
- Yamaha XT 125X
- Relaxed (143.3 deg)
Torso lean
- MZ Mastiff 660
- Neutral (12.3 deg)
- Yamaha XT 125X
- Neutral (10.3 deg)