Kawasaki Kx125 vs Ktm Sx 125 — which has more power?

Kawasaki Kx125 produces ~38 hp @ 11,500 rpm (2003–2005 final spec); Ktm Sx 125 produces ~34 hp @ 11,500 rpm (estimated for modern 2020+ era models). Kawasaki Kx125 wins by 4 hp.

Kawasaki Kx125 vs Ktm Sx 125 — which is faster?

Top speed: Kawasaki Kx125 ~110 km/h (estimate — highly dependent on gearing and conditions), Ktm Sx 125 ~110 km/h (estimated; top speed varies significantly based on gearing and track conditions).

Kawasaki Kx125 vs Ktm Sx 125 — which is lighter?

Weight: Kawasaki Kx125 ~88 kg (wet/curb weight, 2005 model), Ktm Sx 125 ~98 kg (wet/curb weight, based on 2020+ models). Kawasaki Kx125 is lighter by 10 kg.

Kawasaki Kx125 vs Ktm Sx 125 — which is more reliable?

Motoryk rates Kawasaki Kx125 8.0/10 and Ktm Sx 125 8.5/10. Ktm Sx 125 scores higher on the overall verdict. Kawasaki Kx125 caveat: Beginners or anyone fearing two-stroke maintenance. Ktm Sx 125 caveat: You're a beginner or hate wrenching.

Kawasaki Kx125 vs Ktm Sx 125 — which is better for beginners?

Both are reasonable first-bike candidates. Kawasaki Kx125: 38 hp. Ktm Sx 125: 34 hp.

Kawasaki Kx125 vs Ktm Sx 125 — which should I commute on daily?

Both can commute, but lighter weight and gentler power win in traffic. Kawasaki Kx125: 88 kg, 38 hp. Ktm Sx 125: 98 kg, 34 hp.

Kawasaki Kx125 vs Ktm Sx 125

Q: Kawasaki Kx125 vs Ktm Sx 125 — which is more fuel-efficient?

Fuel use: Kawasaki Kx125 ~4.0 L/100km or ~25 km/L (estimate — varies significantly with riding intensity; motocross use is higher consumption), Ktm Sx 125 Estimated 4–6 L/100km (note: varies greatly depending on riding intensity; two-stroke motocross bikes are not typically measured by standard fuel economy metrics). Real-world economy varies by rider weight, traffic, and how hard the throttle gets twisted.

Side-by-side comparison for used motorcycle buyers

Kawasaki Kx125 vs Ktm Sx 125. Kawasaki Kx125: ~38 hp @ 11,500 rpm (2003–2005 final spec) hp, ~88 kg (wet/curb weight, 2005 model) weight, top speed ~110 km/h (estimate — highly dependent on gearing and conditions), Motoryk rating 8.0/10. Ktm Sx 125: ~34 hp @ 11,500 rpm (estimated for modern 2020+ era models) hp, ~98 kg (wet/curb weight, based on 2020+ models) weight, top speed ~110 km/h (estimated; top speed varies significantly based on gearing and track conditions), Motoryk rating 8.5/10.

Kawasaki Kx125

Ktm Sx 125

Performance at a Glance

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

Kawasaki Kx125 Ktm Sx 125

Horsepower (hp)

38 hp

34 hp

Torque (Nm)

29 Nm

25 Nm

Top Speed (km/h)

110 km/h

Weight (kg) — lower is better

88 kg

98 kg

Type

Motocross

Horsepower

~38 hp @ 11,500 rpm (2003–2005 final spec)

~34 hp @ 11,500 rpm (estimated for modern 2020+ era models)

Torque

~29 Nm @ 10,500 rpm (estimate for late-model spec)

~25 Nm @ 10,500 rpm (estimated)

Top Speed

~110 km/h (estimate — highly dependent on gearing and conditions)

~110 km/h (estimated; top speed varies significantly based on gearing and track conditions)

Weight

~88 kg (wet/curb weight, 2005 model)

~98 kg (wet/curb weight, based on 2020+ models)

Fuel

~4.0 L/100km or ~25 km/L (estimate — varies significantly with riding intensity; motocross use is higher consumption)

Estimated 4–6 L/100km (note: varies greatly depending on riding intensity; two-stroke motocross bikes are not typically measured by standard fuel economy metrics)

Fairing