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 CRF450R

Honda

2025 Honda CRF450RX

Class	450cc 4-stroke	450cc 4-stroke
Displacement	450cc	450cc
Bore × stroke	—	96 × 62.1 mm
Cooling	—	—
Induction	Programmed Fuel Injection (PGM-FI), 44mm downdraft throttle body	Programmed Fuel-Injection system (PGM-FI); 44.0mm downdraft throttle body
Power valve	—	—
Starter	—	electric starter with a lithium-ion battery
Transmission	—	—
Front suspension	49mm inverted Showa fork; 12.2-inch travel	49.0mm inverted Showa fork; 12.2-inch travel
Front travel	12.2 in	12.2 in
Rear travel	—	—
Front brake	260mm	260mm
Rear brake	240mm	240mm
Front wheel	—	—
Rear wheel	—	—
Seat height	37.8 in	37.7 in
Wheelbase	58.3 in	58.2 in
Weight	249 lb ((ready to ride))	256 lb ((ready to ride))
Fuel capacity	1.7 gal	2.1 gal
MSRP	$9	$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).