Kawasaki Kx 250 vs Ktm Sx-f 350
Side-by-side comparison for used motorcycle buyers
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Kawasaki Kx 250
Ktm Sx-f 350
Horsepower (hp)
40 hp
63 hp
Torque (Nm)
28 Nm
42 Nm
Top Speed (km/h)
120 km/h
175 km/h
Weight (kg) — lower is better
110 kg
101 kg
Type
Motocross
Motocross
Horsepower
Approximately 40–42 hp @ 13,000 rpm (2020+ 4-stroke model; earlier 2-stroke models varied)
~63 hp @ 10,800 rpm (2023 model estimate)
Torque
Approximately 28–30 Nm @ 10,500 rpm (2020+ 4-stroke model; estimate)
~42 Nm @ 8,500 rpm (2023 model estimate)
Top Speed
Approximately 120–130 km/h (estimate; motocross bikes are not optimized for top speed)
~175 km/h (estimated; top speed is not a primary design focus for motocross bikes)
Weight
110 kg (curb weight, 2020+ model)
101 kg (without fuel, as stated by KTM for recent models; approximately 106 kg wet)
Fuel
Estimated 6–8 L/100km (note: varies greatly depending on riding intensity; off-road/motocross use makes precise figures difficult to standardize)
~6.0 L/100km (estimate — varies greatly with riding intensity; note: motocross bikes are rarely measured by fuel economy)
Fairing
No
No
Individual Reviews
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
Ktm Sx-f 350
8.5/10
"The best motocrosser money can buy — if maintained religiously."
Pros
+Exceptional power-to-weight ratio
+Razor-sharp chassis handling
+Strong resale value retention
Cons
−Brutal maintenance schedule costs
−Punishing for beginner riders
−Neglected examples are expensive