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Rider Height
<- Comparison guides

scooter / default rider 183 cm

Vespa 946 vs Vespa ET4 150 ergonomics

Vespa 946 and Vespa ET4 150 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Vespa 946

95Comfortable

All contacts reached

Vespa ET4 150

95Comfortable

All contacts reached

The two bikes are close enough that posture preference matters more than the overall score.

Rider fit: reaching the ground

The Vespa 946 has a 805 mm seat; the Vespa ET4 150 sits at 805 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 81 cm for the Vespa 946 and 81 cm for the Vespa ET4 150.

Geometry snapshot

Geometry comparison for Vespa 946 and Vespa ET4 150
SpecVespa 946Vespa ET4 150
Seat height805 mm805 mm
Wheelbase1,405 mm1,280 mm
Wet weight157 kg-
Displacement150 cc150 cc

Posture metrics

Knee angle

Vespa 946
Sport (58.0 deg)
Vespa ET4 150
Sport (57.7 deg)

Hip angle

Vespa 946
Neutral (95.0 deg)
Vespa ET4 150
Neutral (97.7 deg)

Elbow angle

Vespa 946
Relaxed (143.3 deg)
Vespa ET4 150
Relaxed (143.3 deg)

Torso lean

Vespa 946
Neutral (11.4 deg)
Vespa ET4 150
Neutral (9.5 deg)