supermoto / default rider 183 cm
GasGas SM 125 Halley vs KTM 690 SMC R ergonomics
GasGas SM 125 Halley and KTM 690 SMC R land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
GasGas SM 125 Halley
All contacts reached
KTM 690 SMC R
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The GasGas SM 125 Halley has a 945 mm seat; the KTM 690 SMC R sits at 925 mm — a 20 mm difference. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 95 cm for the GasGas SM 125 Halley and 93 cm for the KTM 690 SMC R.
That makes the KTM 690 SMC R the easier reach to the ground — the safer pick for shorter riders or anyone who wants both feet planted at a stop — while the GasGas SM 125 Halley gives taller riders more legroom and a more open knee bend. Load your own height and inseam into the simulator to see exactly how each one fits you.
Geometry snapshot
| Spec | GasGas SM 125 Halley | KTM 690 SMC R |
|---|---|---|
| Seat height | 945 mm | 925 mm |
| Wheelbase | 1,460 mm | 1,480 mm |
| Wet weight | - | - |
| Displacement | 124 cc | 654 cc |
Posture metrics
Knee angle
- GasGas SM 125 Halley
- Sport (58.1 deg)
- KTM 690 SMC R
- Sport (58.1 deg)
Hip angle
- GasGas SM 125 Halley
- Neutral (93.7 deg)
- KTM 690 SMC R
- Neutral (93.3 deg)
Elbow angle
- GasGas SM 125 Halley
- Relaxed (143.3 deg)
- KTM 690 SMC R
- Relaxed (143.3 deg)
Torso lean
- GasGas SM 125 Halley
- Neutral (12.2 deg)
- KTM 690 SMC R
- Neutral (12.5 deg)