naked / default rider 183 cm
Kawasaki Z400 vs Kawasaki Z500 ergonomics
Kawasaki Z400 and Kawasaki Z500 have modeled posture scores within three points for the 183 cm default rider. Treat this as a planning estimate; posture preference, data confidence, and a real test sit still matter.
Modeled fit comparison
Kawasaki Z400
All contacts reached
Kawasaki Z500
All contacts reached
The modeled scores are within three points, so the result does not distinguish a higher-scoring bike. Treat the result as a planning estimate and compare each bike's geometry confidence before a real test sit.
Rider fit: reaching the ground
The Kawasaki Z400 lists a 785 mm seat; the Kawasaki Z500 lists 785 mm, within a few millimetres of each other. Seat height is only a first-pass ground-reach input. It does not establish safety or actual foot contact. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change the result.
Geometry snapshot
| Spec | Kawasaki Z400 | Kawasaki Z500 |
|---|---|---|
| Seat height | 785 mm | 785 mm |
| Wheelbase | 1,370 mm | 1,375 mm |
| Wet weight | 168 kg | 167 kg |
| Displacement | 399 cc | 451 cc |
Posture metrics
Knee angle
- Kawasaki Z400
- Sport (61.4 deg)
- Kawasaki Z500
- Sport (61.4 deg)
Hip angle
- Kawasaki Z400
- Neutral (93.4 deg)
- Kawasaki Z500
- Neutral (93.3 deg)
Elbow angle
- Kawasaki Z400
- Relaxed (143.3 deg)
- Kawasaki Z500
- Relaxed (143.3 deg)
Torso lean
- Kawasaki Z400
- Neutral (11.6 deg)
- Kawasaki Z500
- Neutral (11.7 deg)