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Rider Height
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electric / default rider 183 cm

Ampere Nexus vs Yamaha EC-05 ergonomics

Ampere Nexus and Yamaha EC-05 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Ampere Nexus

95Comfortable

All contacts reached

Yamaha EC-05

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 Ampere Nexus has a 765 mm seat; the Yamaha EC-05 sits at 768 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 77 cm for the Ampere Nexus and 77 cm for the Yamaha EC-05.

Geometry snapshot

Geometry comparison for Ampere Nexus and Yamaha EC-05
SpecAmpere NexusYamaha EC-05
Seat height765 mm768 mm
Wheelbase1,319 mm1,300 mm
Wet weight128 kg126 kg
Displacement--

Posture metrics

Knee angle

Ampere Nexus
Sport (57.8 deg)
Yamaha EC-05
Sport (57.7 deg)

Hip angle

Ampere Nexus
Neutral (96.9 deg)
Yamaha EC-05
Neutral (97.3 deg)

Elbow angle

Ampere Nexus
Relaxed (143.3 deg)
Yamaha EC-05
Relaxed (143.3 deg)

Torso lean

Ampere Nexus
Neutral (10.1 deg)
Yamaha EC-05
Neutral (9.8 deg)