three-wheeler / default rider 183 cm
Adiva AD3 300 vs Harley-Davidson Tri Glide Ultra ergonomics
Adiva AD3 300 and Harley-Davidson Tri Glide Ultra 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
Adiva AD3 300
All contacts reached
Harley-Davidson Tri Glide Ultra
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 Adiva AD3 300 lists a 700 mm seat; the Harley-Davidson Tri Glide Ultra lists 688 mm — a 12 mm difference. 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.
On seat height alone, the Harley-Davidson Tri Glide Ultra has the easier modeled ground reach. Load your measurements into the simulator to compare the model, then verify both motorcycles in person.
Geometry snapshot
| Spec | Adiva AD3 300 | Harley-Davidson Tri Glide Ultra |
|---|---|---|
| Seat height | 700 mm | 688 mm |
| Wheelbase | 1,560 mm | 1,669 mm |
| Wet weight | - | 561 kg |
| Displacement | 299 cc | 1,868 cc |
Posture metrics
Knee angle
- Adiva AD3 300
- Sport (58.3 deg)
- Harley-Davidson Tri Glide Ultra
- Sport (58.6 deg)
Hip angle
- Adiva AD3 300
- Neutral (91.5 deg)
- Harley-Davidson Tri Glide Ultra
- Neutral (89.3 deg)
Elbow angle
- Adiva AD3 300
- Relaxed (143.3 deg)
- Harley-Davidson Tri Glide Ultra
- Relaxed (143.3 deg)
Torso lean
- Adiva AD3 300
- Neutral (13.7 deg)
- Harley-Davidson Tri Glide Ultra
- Neutral (15.1 deg)