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

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

Spec comparison

SpecYamaha YZ 450FYamaha YZ 450FX
Model year20262026
Price$10,299$10,199
Engine450 cc450 cc
Weight110 kg113 kg
Seat height965 mm955 mm
Fuel capacity6.0 L7.0 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 120/80 R19Dunlop® Geomax MX33F 80/100 R21 / Dunlop® Geomax MX33 120/90 R18

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

Picking between the Yamaha YZ 450F and the Yamaha YZ 450FX usually comes down to the numbers you care about most. On paper, the Yamaha YZ 450F brings its published horsepower in a 110 kg package, while the Yamaha YZ 450FX counters with its own power figure at 113 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: