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All Bikes/Compare/Suzuki Rm-z250 vs Kawasaki Kx 250

Suzuki Rm-z250 vs Kawasaki Kx 250

Side-by-side comparison for used motorcycle buyers

Suzuki Rm-z250 vs Kawasaki Kx 250. 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. Kawasaki Kx 250: Approximately 40–42 hp @ 13,000 rpm (2020+ 4-stroke model; earlier 2-stroke models varied) hp, 110 kg (curb weight, 2020+ model) weight, top speed Approximately 120–130 km/h (estimate; motocross bikes are not optimized for top speed), Motoryk rating 8.2/10.

Performance at a Glance

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

Suzuki Rm-z250 Kawasaki Kx 250
Horsepower (hp)
40 hp
40 hp
Torque (Nm)
26 Nm
28 Nm
Top Speed (km/h)
120 km/h
120 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)
Approximately 40–42 hp @ 13,000 rpm (2020+ 4-stroke model; earlier 2-stroke models varied)
Torque
~26 Nm @ 11,500 rpm (Note: estimated; official figures not published by Suzuki)
Approximately 28–30 Nm @ 10,500 rpm (2020+ 4-stroke model; estimate)
Top Speed
~120 km/h (Note: estimated real-world; not designed for top speed but for off-road performance)
Approximately 120–130 km/h (estimate; motocross bikes are not optimized for top speed)
Weight
104 kg (wet/curb weight, based on 2019-2023 models)
110 kg (curb weight, 2020+ model)
Fuel
~6.5 L/100km (Note: estimated; motocross bikes vary greatly by riding intensity)
Estimated 6–8 L/100km (note: varies greatly depending on riding intensity; off-road/motocross use makes precise figures difficult to standardize)
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
Kawasaki Kx 250
Kawasaki Kx 250
8.2/10

"Buy it right and you'll grin every single lap."

Pros
+Explosive, rewarding power delivery
+Sharp, responsive chassis
+Strong parts availability
Cons
Punishing for inexperienced riders
Two-stroke maintenance costs pile up
Power valve requires regular attention

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
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🛢️
Engine Oil
10W-40 2-stroke premix oil
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HifloFiltro HF207 Oil Filter
HifloFiltro · Oil Filter
HifloFiltro HF207 Oil Filter
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⚙️
Oil Filter
Oil Filter
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Foam air filter for Suzuki RM-Z250
Air Filter
Foam air filter for Suzuki RM-Z250
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🌬️
Twin Air · Air Filter
Twin Air Power Filter
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Spark plug for Suzuki RM-Z250
Spark Plugs
Spark plug for Suzuki RM-Z250
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NGK · Spark Plugs
NGK BR9EG spark plug
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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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