Compare Motorcycles
Kawasaki Kx 450
Ktm Sx-f 450
Type
Motocross
Motocross
Horsepower
~55 hp @ 9,000 rpm (estimated; Kawasaki does not officially publish power figures — note: dyno results typically range 53–58 hp)
~63 hp @ 9,000 rpm (estimated for recent 2022-2024 models; KTM does not officially publish dyno figures)
Torque
~52 Nm @ 7,500 rpm (estimated; official figures not published — note: best estimate based on dyno data)
~54 Nm @ 7,000 rpm (estimated for recent models; note: official figures not published by KTM)
Top Speed
~145 km/h (estimated; gearing and terrain dependent — note: best estimate, not manufacturer-specified)
~175 km/h (estimated; note: varies with gearing and terrain)
Weight
110 kg (curb weight, 2023 model)
101 kg (wet/curb weight — 2023 model)
Fuel
Estimated 6–9 L/100km (note: highly variable depending on riding intensity; off-road/motocross use is not standardized for fuel economy testing)
~6-9 L/100km (estimated real-world; varies heavily with riding intensity — note: no official figure provided by KTM for off-road race use)
Fairing
No
No