sport / default rider 183 cm
Kawasaki Ninja ZX-25R vs Yamaha FZ6R ergonomics
Kawasaki Ninja ZX-25R and Yamaha FZ6R land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Kawasaki Ninja ZX-25R
90Comfortable
All contacts reached
Yamaha FZ6R
90Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The Kawasaki Ninja ZX-25R has a 785 mm seat; the Yamaha FZ6R 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 Kawasaki Ninja ZX-25R and 79 cm for the Yamaha FZ6R.
Geometry snapshot
| Spec | Kawasaki Ninja ZX-25R | Yamaha FZ6R |
|---|---|---|
| Seat height | 785 mm | 785 mm |
| Wheelbase | 1,380 mm | 1,440 mm |
| Wet weight | 180 kg | 212 kg |
| Displacement | 249 cc | 600 cc |
Posture metrics
Knee angle
- Kawasaki Ninja ZX-25R
- Sport (60.7 deg)
- Yamaha FZ6R
- Sport (60.7 deg)
Hip angle
- Kawasaki Ninja ZX-25R
- Neutral (99.6 deg)
- Yamaha FZ6R
- Neutral (99.5 deg)
Elbow angle
- Kawasaki Ninja ZX-25R
- Relaxed (143.3 deg)
- Yamaha FZ6R
- Relaxed (143.3 deg)
Torso lean
- Kawasaki Ninja ZX-25R
- Forward (25.3 deg)
- Yamaha FZ6R
- Forward (25.6 deg)