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All Bikes/Compare/Yamaha Ttr125 vs Suzuki Rm-z 450

Yamaha Ttr125 vs Suzuki Rm-z 450

Side-by-side comparison for used motorcycle buyers

Yamaha Ttr125 vs Suzuki Rm-z 450. Yamaha Ttr125: ~10 hp @ 8,000 rpm (note: Yamaha does not officially publish output figures; this is a well-regarded community estimate) hp, 88 kg (wet/curb weight, standard model; LW/LE variants differ slightly) weight, top speed ~85 km/h (note: estimate, varies with rider weight and terrain), Motoryk rating 8.0/10. Suzuki Rm-z 450: ~56 hp @ 9,500 rpm (estimated for modern 2018+ spec) hp, 110 kg (wet/curb weight) weight, top speed ~145 km/h (estimated; dependent on gearing and terrain), Motoryk rating 7.8/10.

Performance at a Glance

Green = winner per metric · Bars are relative to the higher value

Yamaha Ttr125 Suzuki Rm-z 450
Horsepower (hp)
10 hp
56 hp
Torque (Nm)
9 Nm
51 Nm
Top Speed (km/h)
85 km/h
145 km/h
Weight (kg) — lower is better
88 kg
110 kg
Type
Motocross
Motocross
Horsepower
~10 hp @ 8,000 rpm (note: Yamaha does not officially publish output figures; this is a well-regarded community estimate)
~56 hp @ 9,500 rpm (estimated for modern 2018+ spec)
Torque
~9 Nm @ 6,000 rpm (note: estimate, official figures not published)
~51 Nm @ 7,500 rpm (estimated)
Top Speed
~85 km/h (note: estimate, varies with rider weight and terrain)
~145 km/h (estimated; dependent on gearing and terrain)
Weight
88 kg (wet/curb weight, standard model; LW/LE variants differ slightly)
110 kg (wet/curb weight)
Fuel
~2.5 L/100km or ~40 km/L (typical real-world estimate)
~5.5 L/100km (estimated; highly variable under race/off-road conditions)
Fairing
No
No

Individual Reviews

Yamaha Ttr125
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
Suzuki Rm-z 450
Suzuki Rm-z 450
7.8/10

"Fast, rewarding, but only buy one with full service history."

Pros
+Explosive, confidence-inspiring power
+Excellent factory suspension platform
+Strong parts availability
Cons
Valve maintenance costs add up
Unforgiving for beginners
Thirsty on fuel

Top 10 Accessories

Picks that work on either bike.

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Motul 7100 10W-40 Synthetic 1L
Motul · Engine Oil
Motul 7100 10W-40 Synthetic 1L
View on Amazon →
🛢️
Motul · Engine Oil
Motul 7100 10W-40 Synthetic 1L (needs ~1.1L)
View on Amazon →
Oil filter for Yamaha TTR125
Oil Filter
Oil filter for Yamaha TTR125
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⚙️
HifloFiltro · Oil Filter
HifloFiltro HF139
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Air filter for Yamaha TTR125
Air Filter
Air filter for Yamaha TTR125
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🌬️
Air Filter
Foam air filter for Suzuki RM-Z450
View on Amazon →
NGK CR7HSA (x1)
NGK · Spark Plugs
NGK CR7HSA (x1)
View on Amazon →
Spark Plugs
Spark plug for Suzuki RM-Z450
View on Amazon →
Full-Face Motorcycle Helmet
Helmet
Full-Face Motorcycle Helmet
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Riding Gloves
Gloves
Riding Gloves
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