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supermoto / default rider 183 cm

Aprilia Pegaso 650 Strada vs Yamaha XT125X ergonomics

Aprilia Pegaso 650 Strada and Yamaha XT125X 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 Pegaso 650 Strada

95Comfortable

All contacts reached

Yamaha XT125X

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 Aprilia Pegaso 650 Strada has a 780 mm seat; the Yamaha XT125X sits at 830 mm — a 50 mm difference. As a rule of thumb you flat-foot a bike when your inseam roughly matches its seat height: about 78 cm for the Aprilia Pegaso 650 Strada and 83 cm for the Yamaha XT125X.

That makes the Aprilia Pegaso 650 Strada the easier reach to the ground — the safer pick for shorter riders or anyone who wants both feet planted at a stop — while the Yamaha XT125X gives taller riders more legroom and a more open knee bend. Load your own height and inseam into the simulator to see exactly how each one fits you.

Geometry snapshot

Geometry comparison for Aprilia Pegaso 650 Strada and Yamaha XT125X
SpecAprilia Pegaso 650 StradaYamaha XT125X
Seat height780 mm830 mm
Wheelbase1,479 mm1,335 mm
Wet weight--
Displacement659 cc124 cc

Posture metrics

Knee angle

Aprilia Pegaso 650 Strada
Sport (58.1 deg)
Yamaha XT125X
Sport (57.8 deg)

Hip angle

Aprilia Pegaso 650 Strada
Neutral (93.5 deg)
Yamaha XT125X
Neutral (96.5 deg)

Elbow angle

Aprilia Pegaso 650 Strada
Relaxed (143.3 deg)
Yamaha XT125X
Relaxed (143.3 deg)

Torso lean

Aprilia Pegaso 650 Strada
Neutral (12.4 deg)
Yamaha XT125X
Neutral (10.3 deg)