Diamo Aero GTX50 vs Kymco Top Boy 50 (2007)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Diamo Aero GTX50stacks up against the Kymco Top Boy 50. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecDiamo Aero GTX50Kymco Top Boy 50
Model year20072006
Price$1,695
Engine50 cc50 cc
Horsepower4 hp5 hp
Torque6 Nm
Weight113 kg96 kg
Seat height29 mm
Fuel capacity2.0 L
Fuel typepetrolpetrol
TransmissionAutomaticAutomatic
Front brakesSingle disc. ABSSingle disc
Rear brakesSingle disc. ABSExpanding brake (drum brake)
Tires-1120/90-J10 / 130/90-J10

Diamo Aero GTX50 vs Kymco Top Boy 50 — which should you buy?

Picking between the Diamo Aero GTX50 and the Kymco Top Boy 50 usually comes down to the numbers you care about most. On paper, the Diamo Aero GTX50 brings 4 hp in a 113 kg package, while the Kymco Top Boy 50 counters with 5 hp at 96 kg.

Our spec tables above highlight the winning number on each line. For the full rider-focused reviews including real-world fuel economy, service costs and available colors, click into either bike: