KTM 350 SX-F vs Sherco 300 SEF Factory
Side-by-side comparison of the KTM 350 SX-F and Sherco 300 SEF Factory — weight, seat height, power, fuel capacity, suspension, and price for riders making a real buying decision.
Quick answer
Choose the KTM 350 SX-F if you want KTM's feel and the 350cc 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.
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 350 SX-F
Lower listed price at $11,449 (US list price, plus $690 freight).
Side-by-side specs
| Spec | KTM 350 SX-F | Sherco 300 SEF Factory |
|---|---|---|
| Brand | KTM | Sherco |
| Displacement (cc) | 349.7 | 303.68 |
| Engine | 4-stroke | 4-stroke |
| Power (HP) | Not published | Not published |
| Torque (Nm) | Not published | Not published |
| Weight (kg) | 102.4 (without fuel) | Not published |
| Seat height (mm) | 958 | 950 |
| Fuel capacity (L) | 7.2 | 9.8 |
| Gears | 5 | 6 |
| Start type | Not listed by KTM | Electric starter |
| Front suspension | WP XACT-USD (AER), Ø 48 mm | KYB 48 mm Ø fork - 300 mm stroke - closed cartridge technology |
| Rear suspension | WP XACT Monoshock with linkage | KYB 50 Ø18 mm shock absorber - 330 mm rear wheel travel |
| Frame | Central double-cradle-type 25CrMo4 steel | Semi-perimeter high-strength chrome-molybdenum steel |
| Front brake | Disc brake | Hydraulic Brembo, 260 mm Ø disc |
| Rear brake | Disc brake | Hydraulic Brembo, 220 mm Ø disc |
| Clutch | Wet multi-disc DS clutch, Brembo hydraulics | Brembo hydraulic control, multi-disc in oil bath |
| Price | $11,449 (US list price, plus $690 freight) | $12,990 (US list price, plus $650 freight) |
KTM 350 SX-F sources:
- power, torque, weight, seat height, tank, all other specs: KTM 350 SX-F 2027 technical specifications, KTM USA, checked 2026-10-14. KTM publishes no power or torque figure, no brake disc sizes and no start type.
- price: KTM 350 SX-F 2027, KTM USA, checked 2026-10-14. Closed-course competition use only.
Sherco 300 SEF Factory sources:
- power, torque, weight, seat height, tank, all other specs: 300 SEF Factory 2027, Sherco, checked 2026-10-14. Sherco publishes no weight, power or torque figure.
- price: Pricing, Sherco USA, checked 2026-10-14. Listed as "SEF 300" in the 2027 enduro range. The list does not name the Factory edition.
What each bike is really like
KTM 350 SX-F
Full specs →The KTM 350 SX-F is the perfect blend of 250-like agility and 450-style power, making it a dominant force in motocross and a favorite for competitive riders.
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 350 SX-F better than the Sherco 300 SEF Factory?
Neither is strictly better. The KTM 350 SX-F is a 350cc 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 350 SX-F or the Sherco 300 SEF Factory?
KTM lists the KTM 350 SX-F at 102.4 kg (without fuel). Sherco does not publish a weight for the Sherco 300 SEF Factory. Makers do not all weigh bikes the same way, so check the basis before comparing.
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