Beta REV 80 vs Yamaha YZ 85 (2026)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Beta REV 80stacks up against the Yamaha YZ 85. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecBeta REV 80Yamaha YZ 85
Model year20082026
Price$5,099
Engine80 cc85 cc
Weight64 kg73 kg
Seat height26 mm840 mm
Fuel capacity0.7 L4.0 L
Fuel typepetrolpetrol
TransmissionManual, 6 speed, Chain
Front brakesSingle disc. 2-piston calipersHydraulic Disc
Rear brakesSingle disc. 2-piston calipersHydraulic Disc
Tires2.75-21 / 4-18 Dunlop® GeoMax MX3SF® 70/100 R17 / Dunlop® GeoMax MX3S® 90/100 R14

Beta REV 80 vs Yamaha YZ 85 — which should you buy?

Picking between the Beta REV 80 and the Yamaha YZ 85 usually comes down to the numbers you care about most. On paper, the Beta REV 80 brings its published horsepower in a 64 kg package, while the Yamaha YZ 85 counters with its own power figure at 73 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: