Yamaha YZ 450FX vs Yamaha YZ 450F (2026)

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

Spec comparison

SpecYamaha YZ 450FXYamaha YZ 450F
Model year20262026
Price$10,199$10,299
Engine450 cc450 cc
Weight113 kg110 kg
Seat height955 mm965 mm
Fuel capacity7.0 L6.0 L
Fuel typepetrolpetrol
TransmissionManual, 5 speed, ChainManual, 5 speed, Chain
Front brakesHydraulic DiscHydraulic Disc
Rear brakesHydraulic DiscHydraulic Disc
TiresDunlop® Geomax MX33F 80/100 R21 / Dunlop® Geomax MX33 120/90 R18Dunlop® Geomax MX33F 80/100 R21 / Dunlop® Geomax MX33 120/80 R19

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

Picking between the Yamaha YZ 450FX and the Yamaha YZ 450F 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 Yamaha YZ 450F counters with its own power figure at 110 kg. On price, the Yamaha YZ 450FX has the lower MSRP.

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: