touring / default rider 183 cm
BMW K 100 LT vs BMW R80RT Mono ergonomics
BMW K 100 LT has the higher modeled posture score (95 vs 90) for the 183 cm default rider compared with BMW R80RT Mono. Treat this as a planning estimate, not a comfort or purchase verdict; compare the source confidence and confirm both bikes in person.
Modeled fit comparison
BMW K 100 LT
All contacts reached
BMW R80RT Mono
All contacts reached
BMW K 100 LT scores higher for the 183 cm default rider in this model. 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 BMW K 100 LT lists a 810 mm seat; the BMW R80RT Mono lists 810 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 | BMW K 100 LT | BMW R80RT Mono |
|---|---|---|
| Seat height | 810 mm | 810 mm |
| Wheelbase | 1,516 mm | 1,466 mm |
| Wet weight | 283 kg | 235 kg |
| Displacement | 987 cc | 798 cc |
Posture metrics
Knee angle
- BMW K 100 LT
- Neutral (75.6 deg)
- BMW R80RT Mono
- Sport (74.6 deg)
Hip angle
- BMW K 100 LT
- Sport (82.2 deg)
- BMW R80RT Mono
- Sport (83.4 deg)
Elbow angle
- BMW K 100 LT
- Relaxed (143.3 deg)
- BMW R80RT Mono
- Relaxed (143.3 deg)
Torso lean
- BMW K 100 LT
- Neutral (9.0 deg)
- BMW R80RT Mono
- Neutral (8.3 deg)