Ktm Sx-f 450 vs Ktm Sx 450
Side-by-side comparison for used motorcycle buyers
Ktm Sx-f 450 vs Ktm Sx 450. 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. Ktm Sx 450: ~63 hp @ 9,500 rpm (estimated for modern 2020+ generation) hp, ~106 kg (wet/curb weight, varies slightly by model year) weight, top speed ~145 km/h (estimated; note: motocross bikes are not optimized for top speed, this is an approximate real-world figure), Motoryk rating 8.5/10.
Performance at a Glance
Green = winner per metric · Bars are relative to the higher value
Individual Reviews
"A brilliant machine that demands respect, research, and deep pockets."
"Extraordinary machine that ruthlessly punishes neglectful owners and rewards disciplined ones."
Top 10 Accessories
Picks that work on either bike.









