Beta Ark 50 K Series vs Derbi GP1 (2004)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Beta Ark 50 K Seriesstacks up against the Derbi GP1. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecBeta Ark 50 K SeriesDerbi GP1
Model year20042004
Price
Engine49 cc49 cc
Fuel capacity1.9 L
Fuel typepetrolpetrol
TransmissionAutomatic
Front brakesSingle discSingle disc
Rear brakesSingle discSingle disc
Tires130/60-13 / 140/60-13 120/70-13 / 130/60-13

Beta Ark 50 K Series vs Derbi GP1 — which should you buy?

Picking between the Beta Ark 50 K Series and the Derbi GP1 usually comes down to the numbers you care about most. On paper, the Beta Ark 50 K Series brings its published horsepower, while the Derbi GP1 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: