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All Bikes/Compare/Suzuki Rm-z250 vs Suzuki Rm-z 450

Suzuki Rm-z250 vs Suzuki Rm-z 450

Side-by-side comparison for used motorcycle buyers

Suzuki Rm-z250 vs Suzuki Rm-z 450. Suzuki Rm-z250: ~40 hp @ 13,000 rpm (Note: estimated; Suzuki does not officially publish power figures) hp, 104 kg (wet/curb weight, based on 2019-2023 models) weight, top speed ~120 km/h (Note: estimated real-world; not designed for top speed but for off-road performance), Motoryk rating 7.5/10. 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

Suzuki Rm-z250 Suzuki Rm-z 450
Horsepower (hp)
40 hp
56 hp
Torque (Nm)
26 Nm
51 Nm
Top Speed (km/h)
120 km/h
145 km/h
Weight (kg) — lower is better
104 kg
110 kg
Type
Motocross
Motocross
Horsepower
~40 hp @ 13,000 rpm (Note: estimated; Suzuki does not officially publish power figures)
~56 hp @ 9,500 rpm (estimated for modern 2018+ spec)
Torque
~26 Nm @ 11,500 rpm (Note: estimated; official figures not published by Suzuki)
~51 Nm @ 7,500 rpm (estimated)
Top Speed
~120 km/h (Note: estimated real-world; not designed for top speed but for off-road performance)
~145 km/h (estimated; dependent on gearing and terrain)
Weight
104 kg (wet/curb weight, based on 2019-2023 models)
110 kg (wet/curb weight)
Fuel
~6.5 L/100km (Note: estimated; motocross bikes vary greatly by riding intensity)
~5.5 L/100km (estimated; highly variable under race/off-road conditions)
Fairing
No
No

Individual Reviews

Suzuki Rm-z250
Suzuki Rm-z250
7.5/10

"A rewarding machine — if you buy one that's been loved."

Pros
+Best-in-class chassis handling
+Strong, usable mid-range power
+Premium Showa suspension components
Cons
Frequently neglected by owners
Expensive to maintain properly
Tight valve adjustment intervals
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 300V Factory Line 10W-40 1L
Motul · Engine Oil
Motul 300V Factory Line 10W-40 1L
View on Amazon →
🛢️
Motul · Engine Oil
Motul 7100 10W-40 Synthetic 1L (needs ~1.1L)
View on Amazon →
HifloFiltro HF207 Oil Filter
HifloFiltro · Oil Filter
HifloFiltro HF207 Oil Filter
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⚙️
HifloFiltro · Oil Filter
HifloFiltro HF139
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Foam air filter for Suzuki RM-Z250
Air Filter
Foam air filter for Suzuki RM-Z250
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🌬️
Air Filter
Foam air filter for Suzuki RM-Z450
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Spark plug for Suzuki RM-Z250
Spark Plugs
Spark plug for Suzuki RM-Z250
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Spark Plugs
Spark plug for Suzuki RM-Z450
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Full-Face Motorcycle Helmet
Helmet
Full-Face Motorcycle Helmet
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Riding Gloves
Gloves
Riding Gloves
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