Kawasaki Kx 250 vs Gas Gas Ex 350f
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
Gas Gas Ex 350f
Horsepower (hp)
40 hp
63 hp
Torque (Nm)
28 Nm
39 Nm
Top Speed (km/h)
120 km/h
175 km/h
Weight (kg) — lower is better
110 kg
111 kg
Type
Motocross
Motocross
Horsepower
Approximately 40–42 hp @ 13,000 rpm (2020+ 4-stroke model; earlier 2-stroke models varied)
~63 hp @ 9,500 rpm (estimate based on KTM EXC-F 350 platform; GAS GAS does not publish official figures)
Torque
Approximately 28–30 Nm @ 10,500 rpm (2020+ 4-stroke model; estimate)
~39 Nm @ 7,500 rpm (estimate based on shared KTM Group platform)
Top Speed
Approximately 120–130 km/h (estimate; motocross bikes are not optimized for top speed)
~175 km/h (estimate; limited by off-road gearing and use case)
Weight
110 kg (curb weight, 2020+ model)
111 kg (wet/curb weight)
Fuel
Estimated 6–8 L/100km (note: varies greatly depending on riding intensity; off-road/motocross use makes precise figures difficult to standardize)
Estimated 4.5–6.0 L/100km (note: varies significantly with terrain and riding style; no official manufacturer figure published)
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
Gas Gas Ex 350f
8.0/10
"A KTM at a Gas Gas price — smart used buy."
Pros
+KTM engine proven reliability
+Lightweight agile handling
+Strong low-end torque
Cons
−Suspension needs frequent rebuilding
−Thirsty on hard enduro
−Narrow comfortable riding window