moped / default rider 183 cm
Yamaha BW's Easy vs Yamaha Jupiter Z1 ergonomics
Yamaha BW's Easy and Yamaha Jupiter Z1 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Yamaha BW's Easy
95Comfortable
All contacts reached
Yamaha Jupiter Z1
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 Yamaha BW's Easy has a 767 mm seat; the Yamaha Jupiter Z1 sits at 765 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 77 cm for the Yamaha BW's Easy and 77 cm for the Yamaha Jupiter Z1.
Geometry snapshot
| Spec | Yamaha BW's Easy | Yamaha Jupiter Z1 |
|---|---|---|
| Seat height | 767 mm | 765 mm |
| Wheelbase | 1,171 mm | 1,240 mm |
| Wet weight | 82 kg | 102 kg |
| Displacement | 49 cc | 114 cc |
Posture metrics
Knee angle
- Yamaha BW's Easy
- Sport (57.5 deg)
- Yamaha Jupiter Z1
- Sport (57.6 deg)
Hip angle
- Yamaha BW's Easy
- Neutral (100.3 deg)
- Yamaha Jupiter Z1
- Neutral (98.7 deg)
Elbow angle
- Yamaha BW's Easy
- Relaxed (143.3 deg)
- Yamaha Jupiter Z1
- Relaxed (143.3 deg)
Torso lean
- Yamaha BW's Easy
- Neutral (7.8 deg)
- Yamaha Jupiter Z1
- Neutral (8.9 deg)