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Rider Height
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scooter / default rider 183 cm

KYMCO AK 550 vs Piaggio Fly 150 ergonomics

KYMCO AK 550 and Piaggio Fly 150 land within a few ergonomic points for the default rider, so the better choice comes down to posture preference and bike category.

Fit verdict

KYMCO AK 550

95Comfortable

All contacts reached

Piaggio Fly 150

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 KYMCO AK 550 has a 785 mm seat; the Piaggio Fly 150 sits at 785 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 79 cm for the KYMCO AK 550 and 79 cm for the Piaggio Fly 150.

Geometry snapshot

Geometry comparison for KYMCO AK 550 and Piaggio Fly 150
SpecKYMCO AK 550Piaggio Fly 150
Seat height785 mm785 mm
Wheelbase1,580 mm1,330 mm
Wet weight226 kg-
Displacement550 cc151 cc

Posture metrics

Knee angle

KYMCO AK 550
Sport (58.4 deg)
Piaggio Fly 150
Sport (57.8 deg)

Hip angle

KYMCO AK 550
Neutral (91.1 deg)
Piaggio Fly 150
Neutral (96.6 deg)

Elbow angle

KYMCO AK 550
Relaxed (143.3 deg)
Piaggio Fly 150
Relaxed (143.3 deg)

Torso lean

KYMCO AK 550
Neutral (13.9 deg)
Piaggio Fly 150
Neutral (10.3 deg)