naked / default rider 183 cm
Kawasaki Z125 Pro vs Suzuki B-King ergonomics
Kawasaki Z125 Pro and Suzuki B-King 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 Z125 Pro
All contacts reached
Suzuki B-King
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 Z125 Pro lists a 805 mm seat; the Suzuki B-King lists 805 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 Z125 Pro | Suzuki B-King |
|---|---|---|
| Seat height | 805 mm | 805 mm |
| Wheelbase | 1,175 mm | 1,524 mm |
| Wet weight | 102 kg | 255 kg |
| Displacement | 125 cc | 1,340 cc |
Posture metrics
Knee angle
- Kawasaki Z125 Pro
- Sport (60.8 deg)
- Suzuki B-King
- Sport (62.0 deg)
Hip angle
- Kawasaki Z125 Pro
- Neutral (98.4 deg)
- Suzuki B-King
- Neutral (89.6 deg)
Elbow angle
- Kawasaki Z125 Pro
- Relaxed (143.3 deg)
- Suzuki B-King
- Relaxed (143.3 deg)
Torso lean
- Kawasaki Z125 Pro
- Neutral (8.3 deg)
- Suzuki B-King
- Neutral (14.1 deg)