KTM 450 SX-F vs Sherco 300 SEF Factory

Side-by-side comparison of the KTM 450 SX-F and Sherco 300 SEF Factory — weight, seat height, power, fuel capacity, suspension, and price for riders making a real buying decision.

Choose the KTM 450 SX-F if you want KTM's feel and the 450cc 4-stroke engine character. Choose the Sherco 300 SEF Factory if you prefer Sherco's package and the 304cc 4-stroke platform. Specs are close in many areas — what matters most is terrain, ergonomics, and dealer support.

Who wins for which rider

Rider-need verdicts. The right pick depends on what you actually ride and how you ride it.

Lighter weight for technical terrain

Sherco 300 SEF Factory

About 0.6 kg lighter on the spec sheet, which matters in tight, technical riding.

Seat height confidence

Sherco 300 SEF Factory

Lower listed seat height (950 mm) helps shorter riders flat-foot at stops.

Longer rides without refuelling

Sherco 300 SEF Factory

9.8 L tank gives more range between fuel stops.

Better value on price

KTM 450 SX-F

Lower listed price at €11,399.

Side-by-side specs

Spec	KTM 450 SX-F	Sherco 300 SEF Factory
Brand	KTM	Sherco
Displacement (cc)	449.9	303.68
Engine stroke	4	4
Power (HP)	—	—
Torque (Nm)	—	—
Weight (kg)	102.6	102
Seat height (mm)	958	950
Fuel capacity (L)	7.2	9.8
Gears	5	6
Start type	Electric	Electric
Front suspension	WP XACT-USD, Ø 48 mm	48mm KYB closed-cartridge fork
Rear suspension	WP XACT Monoshock with linkage	50mm KYB shock absorber
Frame	Central double-cradle-type 25CrMo4 steel	Semi-perimeter high-strength chrome-molybdenum steel
Front brake	260 mm disc brake	260 mm disc brake
Rear brake	220 mm disc brake	220 mm disc brake
Clutch	Wet multi-disc DDS clutch, Brembo hydraulics	Brembo hydraulic, multi-disc in oil bath
Price (EUR)	11399	12099

What each bike is really like

KTM 450 SX-F

Full specs →

The KTM 450 SX-F is a championship-winning motocross machine, delivering immense power and precise handling for those who demand the pinnacle of performance.

Sherco 300 SEF Factory

Full specs →

The Sherco 300 SEF Factory is a championship-winning enduro motorcycle, renowned for its agile handling and a versatile, potent 4-stroke engine.

Common questions

Is the KTM 450 SX-F better than the Sherco 300 SEF Factory?

Neither is strictly better. The KTM 450 SX-F is a 450cc 4-stroke KTM, while the Sherco 300 SEF Factory is a 304cc 4-stroke Sherco. The right choice depends on terrain, ergonomics, and dealer support more than headline specs.

Which is lighter, the KTM 450 SX-F or the Sherco 300 SEF Factory?

Listed weights are 102.6 kg for the KTM 450 SX-F and 102 kg for the Sherco 300 SEF Factory. Always verify with the manufacturer for your model year.