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Rider Height
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sport / default rider 183 cm

Aprilia RS125 vs Kawasaki Ninja ZX-9R ergonomics

Aprilia RS125 and Kawasaki Ninja ZX-9R land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

Aprilia RS125

90Comfortable

All contacts reached

Kawasaki Ninja ZX-9R

90Comfortable

All contacts reached

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

Geometry snapshot

Geometry comparison for Aprilia RS125 and Kawasaki Ninja ZX-9R
SpecAprilia RS125Kawasaki Ninja ZX-9R
Seat height805 mm800 mm
Wheelbase1,345 mm1,415 mm
Wet weight137 kg-
Displacement125 cc899 cc

Posture metrics

Knee angle

Aprilia RS125
Sport (60.7 deg)
Kawasaki Ninja ZX-9R
Sport (60.7 deg)

Hip angle

Aprilia RS125
Neutral (99.6 deg)
Kawasaki Ninja ZX-9R
Neutral (99.5 deg)

Elbow angle

Aprilia RS125
Relaxed (143.3 deg)
Kawasaki Ninja ZX-9R
Relaxed (143.3 deg)

Torso lean

Aprilia RS125
Forward (25.2 deg)
Kawasaki Ninja ZX-9R
Forward (25.5 deg)