Yamaha Yz 450 F vs Yamaha Ttr125
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 Ttr125
Horsepower (hp)
62 hp
10 hp
Torque (Nm)
52 Nm
9 Nm
Top Speed (km/h)
145 km/h
85 km/h
Weight (kg) — lower is better
110 kg
88 kg
Type
Motocross
Motocross
Horsepower
~62 hp @ 9,500 rpm (note: figure based on modern 2020+ models; earlier models ranged 55-60 hp)
~10 hp @ 8,000 rpm (note: Yamaha does not officially publish output figures; this is a well-regarded community estimate)
Torque
~52 Nm @ 7,500 rpm (note: estimated based on published dyno data for recent models)
~9 Nm @ 6,000 rpm (note: estimate, official figures not published)
Top Speed
~145 km/h (note: estimated under optimal conditions on a straight; varies by rider and terrain)
~85 km/h (note: estimate, varies with rider weight and terrain)
Weight
110 kg (wet/curb weight, based on 2020+ models)
88 kg (wet/curb weight, standard model; LW/LE variants differ slightly)
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)
~2.5 L/100km or ~40 km/L (typical real-world estimate)
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 Ttr125
8.0/10
"The safest used dirt bike buy under two grand, full stop."
Pros
+Near-indestructible air-cooled engine
+Parts cheap and widely available
+Forgiving for nervous beginners
Cons
−Suspension needs frequent inspection
−Header cracks are common
−Carb often tampered with
Top 10 Accessories
Picks that work on either bike.
