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Rider Height
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electric / default rider 183 cm

Arc Vehicle Vector vs NIU RQi Sport ergonomics

Arc Vehicle Vector and NIU RQi Sport land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Arc Vehicle Vector

95Comfortable

All contacts reached

NIU RQi Sport

95Comfortable

All contacts reached

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

Geometry snapshot

Geometry comparison for Arc Vehicle Vector and NIU RQi Sport
SpecArc Vehicle VectorNIU RQi Sport
Seat height825 mm825 mm
Wheelbase1,450 mm1,455 mm
Wet weight240 kg186 kg
Displacement--

Posture metrics

Knee angle

Arc Vehicle Vector
Sport (58.1 deg)
NIU RQi Sport
Sport (58.1 deg)

Hip angle

Arc Vehicle Vector
Neutral (94.0 deg)
NIU RQi Sport
Neutral (93.9 deg)

Elbow angle

Arc Vehicle Vector
Relaxed (143.3 deg)
NIU RQi Sport
Relaxed (143.3 deg)

Torso lean

Arc Vehicle Vector
Neutral (12.0 deg)
NIU RQi Sport
Neutral (12.1 deg)