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All Bikes/Compare/Ktm Sx 250 vs Gas Gas Ec 300

Ktm Sx 250 vs Gas Gas Ec 300

Side-by-side comparison for used motorcycle buyers

Ktm Sx 250 vs Gas Gas Ec 300. Ktm Sx 250: Approx. 46–49 hp @ 9,000–10,000 rpm (note: estimate based on recent model years; KTM does not always publish official figures) hp, Approx. 102 kg (wet/curb weight — 2022–2024 models) weight, top speed Approx. 110–120 km/h (note: estimate; top speed is limited in motocross use and varies by gearing), Motoryk rating 8.5/10. 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

Ktm Sx 250 Gas Gas Ec 300
Horsepower (hp)
hp
48 hp
Torque (Nm)
Nm
45 Nm
Top Speed (km/h)
km/h
130 km/h
Weight (kg) — lower is better
kg
98 kg
Type
Motocross
Enduro
Horsepower
Approx. 46–49 hp @ 9,000–10,000 rpm (note: estimate based on recent model years; KTM does not always publish official figures)
~48–52 hp @ 8,500 rpm (estimated; manufacturer does not officially publish output figures)
Torque
Approx. 42–45 Nm @ 8,000–9,000 rpm (note: estimate; official figures not consistently published)
~45 Nm @ 7,000 rpm (estimated; manufacturer does not officially publish figures)
Top Speed
Approx. 110–120 km/h (note: estimate; top speed is limited in motocross use and varies by gearing)
~130 km/h (estimated; not optimized for top speed — note: off-road focused)
Weight
Approx. 102 kg (wet/curb weight — 2022–2024 models)
98 kg (wet/curb weight, approximate for 2021–2024 models)
Fuel
Estimated 6–9 L/100km depending on riding intensity (note: highly variable in off-road/motocross use)
3.5–5.0 L/100km (estimated real-world; varies heavily with terrain and riding style)
Fairing
No
No

Individual Reviews

Ktm Sx 250
Ktm Sx 250
8.5/10

"A brilliant, brutal machine that rewards preparation and punishes neglect."

Pros
+Explosive, addictive two-stroke power
+World-class WP suspension
+Lightweight and flickable chassis
Cons
Powervalve neglect is rampant
Unforgiving for inexperienced riders
Maintenance intervals demand strict discipline
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

Top 10 Accessories

Picks that work on either bike.

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Engine Oil
10W-40 Semi-Synthetic Motorcycle Oil JASO MA
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🛢️
Motul · Engine Oil
Motul 800 2T Factory Line Off Road 1L
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⚙️
Oil Filter
Oil Filter for KTM SX 250
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🌬️
Air Filter
Air filter for Gas Gas EC 300
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🌬️
Twin Air · Air Filter
Twin Air Air Filter for KTM SX 250
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Spark Plugs
Spark plug for Gas Gas EC 300
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Spark Plugs
Spark Plug for KTM SX 250
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⚙️
Oil Filter
Oil Filter
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Full-Face Motorcycle Helmet
Helmet
Full-Face Motorcycle Helmet
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Riding Gloves
Gloves
Riding Gloves
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