Yamaha YZ 125X vs Beta BETA RR X-Pro 125 2-Stroke (2026)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Yamaha YZ 125Xstacks up against the Beta BETA RR X-Pro 125 2-Stroke. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecYamaha YZ 125XBeta BETA RR X-Pro 125 2-Stroke
Model year20262025
Price$7,299
Engine125 cc125 cc
Weight96 kg
Seat height970 mm
Fuel capacity6.0 L
Fuel typepetrolpetrol
TransmissionManual, 6 speed, Chain
Front brakesHydraulic Disc
Rear brakesHydraulic Disc
TiresDunlop® Geomax MX33F 80/100 - 21 / Dunlop® Geomax MX33 110/100 - 18Maxxis Enduro 21 / Maxxis Enduro 18

Yamaha YZ 125X vs Beta BETA RR X-Pro 125 2-Stroke — which should you buy?

Picking between the Yamaha YZ 125X and the Beta BETA RR X-Pro 125 2-Stroke usually comes down to the numbers you care about most. On paper, the Yamaha YZ 125X brings its published horsepower in a 96 kg package, while the Beta BETA RR X-Pro 125 2-Stroke 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: