moped / default rider 183 cm
Yamaha Nouvo SX vs Yamaha Sirius FI ergonomics
Yamaha Nouvo SX and Yamaha Sirius FI 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 Nouvo SX
95Comfortable
All contacts reached
Yamaha Sirius FI
95Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Geometry snapshot
| Spec | Yamaha Nouvo SX | Yamaha Sirius FI |
|---|---|---|
| Seat height | 776 mm | 775 mm |
| Wheelbase | 1,290 mm | 1,235 mm |
| Wet weight | - | 98 kg |
| Displacement | 124 cc | 113 cc |
Posture metrics
Knee angle
- Yamaha Nouvo SX
- Sport (57.7 deg)
- Yamaha Sirius FI
- Sport (57.6 deg)
Hip angle
- Yamaha Nouvo SX
- Neutral (97.6 deg)
- Yamaha Sirius FI
- Neutral (98.8 deg)
Elbow angle
- Yamaha Nouvo SX
- Relaxed (143.3 deg)
- Yamaha Sirius FI
- Relaxed (143.3 deg)
Torso lean
- Yamaha Nouvo SX
- Neutral (9.6 deg)
- Yamaha Sirius FI
- Neutral (8.8 deg)