Yamaha YZ 450FX vs GAS GAS GASGAS MC 450 F (2026)

Side-by-side spec comparison, pricing, and a plain-English breakdown of how the Yamaha YZ 450FXstacks up against the GAS GAS GASGAS MC 450 F. Numbers pulled from manufacturer spec sheets — click either bike for the full review.

Spec comparison

SpecYamaha YZ 450FXGAS GAS GASGAS MC 450 F
Model year20262025
Price$10,199—
Engine450 cc450 cc
Weight113 kg—
Seat height955 mm—
Fuel capacity7.0 L—
Fuel typepetrolpetrol
TransmissionManual, 5 speed, Chain—
Front brakesHydraulic Disc—
Rear brakesHydraulic Disc—
TiresDunlop® Geomax MX33F 80/100 R21 / Dunlop® Geomax MX33 120/90 R18Maxxis® Maxx Cross MX-ST / Maxxis® Maxx Cross MX-ST

Yamaha YZ 450FX vs GAS GAS GASGAS MC 450 F — which should you buy?

Picking between the Yamaha YZ 450FX and the GAS GAS GASGAS MC 450 F usually comes down to the numbers you care about most. On paper, the Yamaha YZ 450FX brings its published horsepower in a 113 kg package, while the GAS GAS GASGAS MC 450 F 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: