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Rider Height
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sport / default rider 183 cm

Aprilia RS 457 vs Kawasaki Ninja ZX-4RR ergonomics

Aprilia RS 457 and Kawasaki Ninja ZX-4RR 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 RS 457

90Comfortable

All contacts reached

Kawasaki Ninja ZX-4RR

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 RS 457 and Kawasaki Ninja ZX-4RR
SpecAprilia RS 457Kawasaki Ninja ZX-4RR
Seat height800 mm800 mm
Wheelbase1,352 mm1,380 mm
Wet weight175 kg188 kg
Displacement457 cc399 cc

Posture metrics

Knee angle

Aprilia RS 457
Sport (60.7 deg)
Kawasaki Ninja ZX-4RR
Sport (60.7 deg)

Hip angle

Aprilia RS 457
Neutral (99.6 deg)
Kawasaki Ninja ZX-4RR
Neutral (99.6 deg)

Elbow angle

Aprilia RS 457
Relaxed (143.3 deg)
Kawasaki Ninja ZX-4RR
Relaxed (143.3 deg)

Torso lean

Aprilia RS 457
Forward (25.2 deg)
Kawasaki Ninja ZX-4RR
Forward (25.3 deg)