naked / default rider 183 cm
KTM 390 Duke vs Triumph Street Triple 675 ergonomics
KTM 390 Duke and Triumph Street Triple 675 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 390 Duke
95Comfortable
All contacts reached
Triumph Street Triple 675
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 390 Duke has a 800 mm seat; the Triumph Street Triple 675 sits at 800 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 80 cm for the KTM 390 Duke and 80 cm for the Triumph Street Triple 675.
Geometry snapshot
| Spec | KTM 390 Duke | Triumph Street Triple 675 |
|---|---|---|
| Seat height | 800 mm | 800 mm |
| Wheelbase | 1,357 mm | 1,394 mm |
| Wet weight | 165 kg | 182 kg |
| Displacement | 399 cc | 675 cc |
Posture metrics
Knee angle
- KTM 390 Duke
- Sport (61.4 deg)
- Triumph Street Triple 675
- Sport (61.5 deg)
Hip angle
- KTM 390 Duke
- Neutral (93.9 deg)
- Triumph Street Triple 675
- Neutral (92.8 deg)
Elbow angle
- KTM 390 Duke
- Relaxed (143.3 deg)
- Triumph Street Triple 675
- Relaxed (143.3 deg)
Torso lean
- KTM 390 Duke
- Neutral (11.3 deg)
- Triumph Street Triple 675
- Neutral (12.0 deg)