cafe-racer / default rider 183 cm
Norton Motorcycles Commando 750 Fastback vs Triumph Bonneville T120 Ace ergonomics
Norton Motorcycles Commando 750 Fastback and Triumph Bonneville T120 Ace have modeled posture scores within three points for the 183 cm default rider. Treat this as a planning estimate; posture preference, data confidence, and a real test sit still matter.
Modeled fit comparison
Norton Motorcycles Commando 750 Fastback
All contacts reached
Triumph Bonneville T120 Ace
All contacts reached
The modeled scores are within three points, so the result does not distinguish a higher-scoring bike. Treat the result as a planning estimate and compare each bike's geometry confidence before a real test sit.
Rider fit: reaching the ground
The Norton Motorcycles Commando 750 Fastback lists a 788 mm seat; the Triumph Bonneville T120 Ace lists 785 mm, within a few millimetres of each other. Seat height is only a first-pass ground-reach input. It does not establish safety or actual foot contact. Seat width, suspension sag, boots, mobility, load, and individual proportions can materially change the result.
Geometry snapshot
| Spec | Norton Motorcycles Commando 750 Fastback | Triumph Bonneville T120 Ace |
|---|---|---|
| Seat height | 788 mm | 785 mm |
| Wheelbase | 1,441 mm | 1,445 mm |
| Wet weight | - | - |
| Displacement | 745 cc | 1,200 cc |
Posture metrics
Knee angle
- Norton Motorcycles Commando 750 Fastback
- Sport (58.0 deg)
- Triumph Bonneville T120 Ace
- Sport (58.0 deg)
Hip angle
- Norton Motorcycles Commando 750 Fastback
- Neutral (94.3 deg)
- Triumph Bonneville T120 Ace
- Neutral (94.3 deg)
Elbow angle
- Norton Motorcycles Commando 750 Fastback
- Relaxed (143.3 deg)
- Triumph Bonneville T120 Ace
- Relaxed (143.3 deg)
Torso lean
- Norton Motorcycles Commando 750 Fastback
- Neutral (11.9 deg)
- Triumph Bonneville T120 Ace
- Neutral (11.8 deg)