supermoto / default rider 183 cm
KTM 450 SMR vs KTM 640 Duke II ergonomics
KTM 450 SMR and KTM 640 Duke II land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
KTM 450 SMR
95Comfortable
All contacts reached
KTM 640 Duke II
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 KTM 450 SMR has a 899 mm seat; the KTM 640 Duke II sits at 900 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 90 cm for the KTM 450 SMR and 90 cm for the KTM 640 Duke II.
Geometry snapshot
| Spec | KTM 450 SMR | KTM 640 Duke II |
|---|---|---|
| Seat height | 899 mm | 900 mm |
| Wheelbase | 1,473 mm | 1,460 mm |
| Wet weight | - | - |
| Displacement | 450 cc | 625 cc |
Posture metrics
Knee angle
- KTM 450 SMR
- Sport (58.1 deg)
- KTM 640 Duke II
- Sport (58.1 deg)
Hip angle
- KTM 450 SMR
- Neutral (93.6 deg)
- KTM 640 Duke II
- Neutral (93.7 deg)
Elbow angle
- KTM 450 SMR
- Relaxed (143.3 deg)
- KTM 640 Duke II
- Relaxed (143.3 deg)
Torso lean
- KTM 450 SMR
- Neutral (12.3 deg)
- KTM 640 Duke II
- Neutral (12.2 deg)