Piaggio Liberty S 150 vs Yamaha Smax (2023)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Piaggio Liberty S 150stacks up against the Yamaha Smax. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecPiaggio Liberty S 150Yamaha Smax
Model year20232022
Price$3,799
Engine155 cc155 cc
Horsepower13 hp
Torque13 Nm
Seat height31 mm31 mm
Fuel capacity1.6 L2.0 L
Fuel typepetrolpetrol
TransmissionAutomaticAutomatic
Front brakesSingle disc. Front-wheel-only ABSSingle disc. Hydraulic.
Rear brakesExpanding brake (drum brake)Single disc. Hydraulic.
Tires90/80-16 / 100/80-14 120/70-13 / 130/70-13

Piaggio Liberty S 150 vs Yamaha Smax — which should you buy?

Picking between the Piaggio Liberty S 150 and the Yamaha Smax usually comes down to the numbers you care about most. On paper, the Piaggio Liberty S 150 brings 13 hp, while the Yamaha Smax counters with its own power figure.

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: