Yamaha Yz 450 F vs Yamaha Yz450f
Side-by-side comparison for used motorcycle buyers
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Yamaha Yz 450 F
Yamaha Yz450f
Horsepower (hp)
62 hp
60 hp
Torque (Nm)
52 Nm
53 Nm
Top Speed (km/h)
145 km/h
145 km/h
Weight (kg) — lower is better
110 kg
110 kg
Type
Motocross
Motocross
Horsepower
~62 hp @ 9,500 rpm (note: figure based on modern 2020+ models; earlier models ranged 55-60 hp)
Approximately 60–63 hp @ 9,500 rpm (varies by model year; 2020+ models produce near the upper end)
Torque
~52 Nm @ 7,500 rpm (note: estimated based on published dyno data for recent models)
Approximately 53–55 Nm @ 8,000 rpm (estimate; Yamaha does not officially publish torque figures for this model)
Top Speed
~145 km/h (note: estimated under optimal conditions on a straight; varies by rider and terrain)
Approximately 145–155 km/h (estimate based on dyno and track testing; not an officially published figure)
Weight
110 kg (wet/curb weight, based on 2020+ models)
110 kg (curb/wet weight, approximate for 2018–2023 models; earlier models slightly heavier)
Fuel
Estimate: ~6-8 L/100km under typical motocross/off-road riding conditions (note: highly variable depending on riding intensity; not designed for road use)
Estimated 6–8 L/100km under typical motocross/off-road use (note: highly variable depending on riding intensity; no official road consumption figure exists for this competition-focused bike)
Fairing
No
No
Individual Reviews
Yamaha Yz 450 F
8.5/10
"An unforgiving elite machine that rewards experienced, mechanically-aware riders only."
Pros
+Bulletproof engine when maintained
+Reverse cylinder improves balance
+Electric start on later models
Cons
−Brutal for inexperienced riders
−Maintenance intervals are short
−Suspension wears quickly hard use
Yamaha Yz450f
8.5/10
"Brilliant but unforgiving — buy smart or get burned fast."
Pros
+Exceptional power-to-weight ratio
+Class-leading chassis balance
+Strong aftermarket parts availability
Cons
−Maintenance intervals brutally short
−Punishing for beginner riders
−Suspension needs frequent rebuilding
Top 10 Accessories
Picks that work on either bike.









