Specs compared

KTM 150 SX 2025
vs KTM 450 SX-F 2027

SpecKTM 150 SX 2025KTM 450 SX-F 2027
Years20252027
Engine150cc 2T450cc 4T
Stock gearing13T / 48TOwner's manual p. 13413T / 51TOwner's manual p. 153
Final drive ratio3.69 : 1Calculated from the stock sprockets3.92 : 1Calculated from the stock sprockets
Fork travel310 mm (12.2 in)Owner's manual p. 134310 mm (12.2 in)Owner's manual p. 152
Seat height958 mm (37.7 in)Owner's manual p. 134958 mm (37.7 in)Owner's manual p. 153
Weight92.1 kg (203 lb)Owner's manual p. 134103.2 kg (228 lb)Owner's manual p. 153

Each value shows where it came from. The bike pages list the document, page and date checked.