Compare Dirt Bikes

Pick any two bikes to see specs and photos side by side. Differences are highlighted. Blank = not yet verified for that year-model (we don’t guess).

Honda

2025 Honda CRF450RX

🏍️

450cc 4-stroke

photo coming soon

2025 GasGas MC450F

Class	450cc 4-stroke	450cc 4-stroke
Displacement	450cc	449.9cc
Bore × stroke	96 × 62.1 mm	95 × 63.4 mm
Cooling	—	—
Induction	Programmed Fuel-Injection system (PGM-FI); 44.0mm downdraft throttle body	Keihin EFI, throttle body 44 mm
Power valve	—	—
Starter	electric starter with a lithium-ion battery	Electric starter
Transmission	—	5-speed
Front suspension	49.0mm inverted Showa fork; 12.2-inch travel	WP XACT-USD (AER), 48 mm
Front travel	12.2 in	—
Rear travel	—	—
Front brake	260mm	260mm
Rear brake	240mm	220mm
Front wheel	—	—
Rear wheel	—	—
Seat height	37.7 in	—
Wheelbase	58.2 in	—
Weight	256 lb ((ready to ride))	227.8 lb ((without fuel))
Fuel capacity	2.1 gal	7.9 gal
MSRP	$9	—

Highlighted (blue) values differ. Verified manufacturer data; see each bike’s page for sources. Torque/fluid specs are on the individual pages (service-manual only).