cruiser / default rider 183 cm
Kawasaki Vulcan S vs Triumph Bonneville Speedmaster ergonomics
Kawasaki Vulcan S and Triumph Bonneville Speedmaster land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.
Fit verdict
Kawasaki Vulcan S
92Comfortable
All contacts reached
Triumph Bonneville Speedmaster
92Comfortable
All contacts reached
The two bikes are close enough that posture preference matters more than the overall score.
Rider fit: reaching the ground
The Kawasaki Vulcan S has a 706 mm seat; the Triumph Bonneville Speedmaster sits at 705 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 71 cm for the Kawasaki Vulcan S and 71 cm for the Triumph Bonneville Speedmaster.
Geometry snapshot
| Spec | Kawasaki Vulcan S | Triumph Bonneville Speedmaster |
|---|---|---|
| Seat height | 706 mm | 705 mm |
| Wheelbase | 1,575 mm | 1,510 mm |
| Wet weight | 226 kg | 263 kg |
| Displacement | 649 cc | 1,200 cc |
Posture metrics
Knee angle
- Kawasaki Vulcan S
- Open (114.3 deg)
- Triumph Bonneville Speedmaster
- Open (109.1 deg)
Hip angle
- Kawasaki Vulcan S
- Sport (79.0 deg)
- Triumph Bonneville Speedmaster
- Sport (78.5 deg)
Elbow angle
- Kawasaki Vulcan S
- Relaxed (143.3 deg)
- Triumph Bonneville Speedmaster
- Relaxed (143.3 deg)
Torso lean
- Kawasaki Vulcan S
- Neutral (9.1 deg)
- Triumph Bonneville Speedmaster
- Neutral (8.1 deg)