Ktm Sx-f 450 vs Yamaha Yz 450 F — which has more power?

Ktm Sx-f 450 produces ~63 hp @ 9,000 rpm (estimated for recent 2022-2024 models; KTM does not officially publish dyno figures); Yamaha Yz 450 F produces ~62 hp @ 9,500 rpm (note: figure based on modern 2020+ models; earlier models ranged 55-60 hp). Ktm Sx-f 450 wins by 1 hp.

Ktm Sx-f 450 vs Yamaha Yz 450 F — which is faster?

Top speed: Ktm Sx-f 450 ~175 km/h (estimated; note: varies with gearing and terrain), Yamaha Yz 450 F ~145 km/h (note: estimated under optimal conditions on a straight; varies by rider and terrain). Ktm Sx-f 450 is the faster of the two.

Ktm Sx-f 450 vs Yamaha Yz 450 F — which is lighter?

Weight: Ktm Sx-f 450 101 kg (wet/curb weight — 2023 model), Yamaha Yz 450 F 110 kg (wet/curb weight, based on 2020+ models). Ktm Sx-f 450 is lighter by 9 kg.

Ktm Sx-f 450 vs Yamaha Yz 450 F — which is more reliable?

Motoryk rates Ktm Sx-f 450 8.5/10 and Yamaha Yz 450 F 8.5/10. Ktm Sx-f 450 caveat: New riders or budget-conscious weekend trail riders. Yamaha Yz 450 F caveat: You're new to high-displacement motocross bikes.

Ktm Sx-f 450 vs Yamaha Yz 450 F — which is better for beginners?

Neither is a typical first-bike pick — Ktm Sx-f 450 63 hp, Yamaha Yz 450 F 62 hp. Consider a smaller-displacement bike for licensing year one.

Ktm Sx-f 450 vs Yamaha Yz 450 F — which should I commute on daily?

Both can commute, but lighter weight and gentler power win in traffic. Ktm Sx-f 450: 101 kg, 63 hp. Yamaha Yz 450 F: 110 kg, 62 hp.

Ktm Sx-f 450 vs Yamaha Yz 450 F

Q: Ktm Sx-f 450 vs Yamaha Yz 450 F — which is more fuel-efficient?

Fuel use: Ktm Sx-f 450 ~6-9 L/100km (estimated real-world; varies heavily with riding intensity — note: no official figure provided by KTM for off-road race use), Yamaha Yz 450 F Estimate: ~6-8 L/100km under typical motocross/off-road riding conditions (note: highly variable depending on riding intensity; not designed for road use). Real-world economy varies by rider weight, traffic, and how hard the throttle gets twisted.

Side-by-side comparison for used motorcycle buyers

Ktm Sx-f 450 vs Yamaha Yz 450 F. Ktm Sx-f 450: ~63 hp @ 9,000 rpm (estimated for recent 2022-2024 models; KTM does not officially publish dyno figures) hp, 101 kg (wet/curb weight — 2023 model) weight, top speed ~175 km/h (estimated; note: varies with gearing and terrain), Motoryk rating 8.5/10. Yamaha Yz 450 F: ~62 hp @ 9,500 rpm (note: figure based on modern 2020+ models; earlier models ranged 55-60 hp) hp, 110 kg (wet/curb weight, based on 2020+ models) weight, top speed ~145 km/h (note: estimated under optimal conditions on a straight; varies by rider and terrain), Motoryk rating 8.5/10.

Ktm Sx-f 450

Yamaha Yz 450 F

Performance at a Glance

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

Ktm Sx-f 450 Yamaha Yz 450 F

Horsepower (hp)

63 hp

62 hp

Torque (Nm)

54 Nm

52 Nm

Top Speed (km/h)

175 km/h

145 km/h

Weight (kg) — lower is better

101 kg

110 kg

Type

Motocross

Horsepower

~63 hp @ 9,000 rpm (estimated for recent 2022-2024 models; KTM does not officially publish dyno figures)

~62 hp @ 9,500 rpm (note: figure based on modern 2020+ models; earlier models ranged 55-60 hp)

Torque

~54 Nm @ 7,000 rpm (estimated for recent models; note: official figures not published by KTM)

~52 Nm @ 7,500 rpm (note: estimated based on published dyno data for recent models)

Top Speed

~175 km/h (estimated; note: varies with gearing and terrain)

~145 km/h (note: estimated under optimal conditions on a straight; varies by rider and terrain)

Weight

101 kg (wet/curb weight — 2023 model)

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

Fuel

~6-9 L/100km (estimated real-world; varies heavily with riding intensity — note: no official figure provided by KTM for off-road race use)

Estimate: ~6-8 L/100km under typical motocross/off-road riding conditions (note: highly variable depending on riding intensity; not designed for road use)

Fairing