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All Bikes/Compare/Sherco Sef 300 Racing vs Gas Gas Ec 300

Sherco Sef 300 Racing vs Gas Gas Ec 300

Side-by-side comparison for used motorcycle buyers

Sherco Sef 300 Racing vs Gas Gas Ec 300. Sherco Sef 300 Racing: ~38 hp @ 9,000 rpm (estimated) hp, ~108 kg (wet/curb weight) weight, top speed ~145 km/h (estimated; note: top speed is rarely a priority metric for enduro machines), Motoryk rating 7.8/10. Gas Gas Ec 300: ~48–52 hp @ 8,500 rpm (estimated; manufacturer does not officially publish output figures) hp, 98 kg (wet/curb weight, approximate for 2021–2024 models) weight, top speed ~130 km/h (estimated; not optimized for top speed — note: off-road focused), Motoryk rating 8.0/10.

Performance at a Glance

Green = winner per metric · Bars are relative to the higher value

Sherco Sef 300 Racing Gas Gas Ec 300
Horsepower (hp)
38 hp
48 hp
Torque (Nm)
30 Nm
45 Nm
Top Speed (km/h)
145 km/h
130 km/h
Weight (kg) — lower is better
108 kg
98 kg
Type
Enduro
Enduro
Horsepower
~38 hp @ 9,000 rpm (estimated)
~48–52 hp @ 8,500 rpm (estimated; manufacturer does not officially publish output figures)
Torque
~30 Nm @ 7,500 rpm (estimated)
~45 Nm @ 7,000 rpm (estimated; manufacturer does not officially publish figures)
Top Speed
~145 km/h (estimated; note: top speed is rarely a priority metric for enduro machines)
~130 km/h (estimated; not optimized for top speed — note: off-road focused)
Weight
~108 kg (wet/curb weight)
98 kg (wet/curb weight, approximate for 2021–2024 models)
Fuel
~4.5 L/100km (estimated; highly variable in off-road/enduro conditions)
3.5–5.0 L/100km (estimated real-world; varies heavily with terrain and riding style)
Fairing
No
No

Individual Reviews

Sherco Sef 300 Racing
Sherco Sef 300 Racing
7.8/10

"Brilliant underdog enduro bike — but only buy a well-documented example."

Pros
+Savage, controllable two-stroke power
+Excellent factory suspension setup
+Lighter than comparable four-strokes
Cons
Power valve neglect is costly
Parts sourcing still tricky
Water pump housing weeps
Gas Gas Ec 300
Gas Gas Ec 300
8.0/10

"A ferocious enduro tool that rewards experienced, disciplined ownership only."

Pros
+Explosive, addictive two-stroke power
+Lightweight and flickable chassis
+Cheap top-end rebuilds
Cons
Brutally unforgiving power delivery
Maintenance often badly neglected
Powervalve cleaning frequently skipped

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