enduro / default rider 183 cm
Aprilia RXV 450 vs Beta Motor RR 400 ergonomics
Aprilia RXV 450 and Beta Motor RR 400 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Aprilia RXV 450
95Comfortable
All contacts reached
Beta Motor RR 400
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 Aprilia RXV 450 has a 940 mm seat; the Beta Motor RR 400 sits at 940 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 94 cm for the Aprilia RXV 450 and 94 cm for the Beta Motor RR 400.
Geometry snapshot
| Spec | Aprilia RXV 450 | Beta Motor RR 400 |
|---|---|---|
| Seat height | 940 mm | 940 mm |
| Wheelbase | 1,496 mm | 1,500 mm |
| Wet weight | - | - |
| Displacement | 449 cc | 398 cc |
Posture metrics
Knee angle
- Aprilia RXV 450
- Sport (58.2 deg)
- Beta Motor RR 400
- Sport (58.2 deg)
Hip angle
- Aprilia RXV 450
- Neutral (92.9 deg)
- Beta Motor RR 400
- Neutral (92.9 deg)
Elbow angle
- Aprilia RXV 450
- Relaxed (143.3 deg)
- Beta Motor RR 400
- Relaxed (143.3 deg)
Torso lean
- Aprilia RXV 450
- Neutral (12.7 deg)
- Beta Motor RR 400
- Neutral (12.8 deg)