KTM 450 SX-F vs Beta 350 RR Race Edition

Side-by-side comparison of the KTM 450 SX-F and Beta 350 RR Race Edition — 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 Beta 350 RR Race Edition if you prefer Beta's package and the 349cc 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

KTM 450 SX-F

About 4.9 kg lighter on the spec sheet, which matters in tight, technical riding.

Seat height confidence

Beta 350 RR Race Edition

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

Longer rides without refuelling

Beta 350 RR Race Edition

9.1 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	Beta 350 RR Race Edition
Brand	KTM	Beta
Displacement (cc)	449.9	349.1
Engine stroke	4	4
Power (HP)	—	—
Torque (Nm)	—	—
Weight (kg)	102.6	107.5
Seat height (mm)	958	950
Fuel capacity (L)	7.2	9.1
Gears	5	6
Start type	Electric	Electric
Front suspension	WP XACT-USD, Ø 48 mm	48 mm KYB AOS closed cartridge fork
Rear suspension	WP XACT Monoshock with linkage	KYB 46 mm body with adjustable rebound and high/low speed compression
Frame	Central double-cradle-type 25CrMo4 steel	Molybdenum steel / Double Cradle
Front brake	260 mm disc brake	260 mm floating rotor
Rear brake	220 mm disc brake	240 mm rotor
Clutch	Wet multi-disc DDS clutch, Brembo hydraulics	Wet Diaphragm-style
Price (EUR)	11399	11499

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.

Beta 350 RR Race Edition

Full specs →

The Beta 350 RR Race Edition is a competition-ready enduro bike, packed with high-performance components for riders who demand the best.

Common questions

Is the KTM 450 SX-F better than the Beta 350 RR Race Edition?

Neither is strictly better. The KTM 450 SX-F is a 450cc 4-stroke KTM, while the Beta 350 RR Race Edition is a 349cc 4-stroke Beta. The right choice depends on terrain, ergonomics, and dealer support more than headline specs.

Which is lighter, the KTM 450 SX-F or the Beta 350 RR Race Edition?

Listed weights are 102.6 kg for the KTM 450 SX-F and 107.5 kg for the Beta 350 RR Race Edition. Always verify with the manufacturer for your model year.