scooter / default rider 183 cm
Vespa Primavera 125 vs Yamaha Aerox 155 ergonomics
Vespa Primavera 125 and Yamaha Aerox 155 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Vespa Primavera 125
95Comfortable
All contacts reached
Yamaha Aerox 155
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 Vespa Primavera 125 has a 790 mm seat; the Yamaha Aerox 155 sits at 790 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 Vespa Primavera 125 and 79 cm for the Yamaha Aerox 155.
Geometry snapshot
| Spec | Vespa Primavera 125 | Yamaha Aerox 155 |
|---|---|---|
| Seat height | 790 mm | 790 mm |
| Wheelbase | 1,340 mm | 1,350 mm |
| Wet weight | 132 kg | 126 kg |
| Displacement | 124 cc | 155 cc |
Posture metrics
Knee angle
- Vespa Primavera 125
- Sport (57.8 deg)
- Yamaha Aerox 155
- Sport (57.8 deg)
Hip angle
- Vespa Primavera 125
- Neutral (96.5 deg)
- Yamaha Aerox 155
- Neutral (96.2 deg)
Elbow angle
- Vespa Primavera 125
- Relaxed (143.3 deg)
- Yamaha Aerox 155
- Relaxed (143.3 deg)
Torso lean
- Vespa Primavera 125
- Neutral (10.4 deg)
- Yamaha Aerox 155
- Neutral (10.6 deg)