Sachs Speedjet RS vs Piaggio Fly 50 4V (2017)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Sachs Speedjet RSstacks up against the Piaggio Fly 50 4V. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecSachs Speedjet RSPiaggio Fly 50 4V
Model year20172016
Price$1,699$2,299
Engine50 cc50 cc
Horsepower3 hp5 hp
Torque4 Nm
Weight88 kg100 kg
Seat height32 mm31 mm
Fuel capacity1.9 L
Fuel typepetrolpetrol
TransmissionAutomaticAutomatic
Front brakesSingle discSingle disc
Rear brakesSingle discExpanding brake (drum brake)
Tires120/70-12 / 130/70-12 120/70-12 / 120/70-12

Sachs Speedjet RS vs Piaggio Fly 50 4V — which should you buy?

Picking between the Sachs Speedjet RS and the Piaggio Fly 50 4V usually comes down to the numbers you care about most. On paper, the Sachs Speedjet RS brings 3 hp in a 88 kg package, while the Piaggio Fly 50 4V counters with 5 hp at 100 kg. On price, the Sachs Speedjet RS has the lower MSRP.

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: