Aprilia SR 50 Factory vs Junak 104 (2021)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Aprilia SR 50 Factorystacks up against the Junak 104. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecAprilia SR 50 FactoryJunak 104
Model year20212020
Price$3,170
Engine49 cc49 cc
Horsepower4 hp3 hp
Torque4 Nm
Weight107 kg83 kg
Seat height31 mm31 mm
Fuel capacity2.0 L1.5 L
Fuel typepetrolpetrol
TransmissionAutomatic
Front brakesSingle disc. 2 opposing pistonsSingle disc
Rear brakesSingle disc. 2 opposing pistonsExpanding brake (drum brake)
Tires130/60-13 / 130/60-13 3.5-10 / 3.5-10

Aprilia SR 50 Factory vs Junak 104 — which should you buy?

Picking between the Aprilia SR 50 Factory and the Junak 104 usually comes down to the numbers you care about most. On paper, the Aprilia SR 50 Factory brings 4 hp in a 107 kg package, while the Junak 104 counters with 3 hp at 83 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: