Sym ADX 300 2025 vs. Zontes 310 X 2020

Technical Specifications Sym ADX 300 2025 compared to Zontes 310 X 2020

Sym ADX 300 2025

Zontes 310 X 2020

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Differences

Sym ADX 300 2025

Zontes 310 X 2020

Engine and Drive Train

Bore	Bore	75 mm	Bore	80 mm
Stroke	Stroke	63 mm	Stroke	62 mm
Engine power	Engine power	26 HP	Engine power	35 HP
Rpm at Max. Power	Rpm at Max. Power	8,000 rpm	Rpm at Max. Power	9,500 rpm
Torque	Torque	26 Nm	Torque	30 Nm
Rpm at Torque	Rpm at Torque	6,000 rpm	Rpm at Torque	7,500 rpm
Compression Ratio	Compression Ratio	10.5	Compression Ratio	12.5
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Transmission	Transmission	Belt	Transmission	Chain
Transmission Type	Transmission Type	Automatic	Transmission Type	Gearshift
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	278.3 ccm	Displacement	311.7 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork

Suspension Rear

Shock absorber	Shock absorber	Dual Shock	Shock absorber	Monoshock

Brakes Front

Type	Type	Single disk	Type	Single disk

Brakes Rear

Type	Type	Disc	Type	Disc

Assistance Systems

Advanced Rider Assistance Systems	Advanced Rider Assistance Systems	ABS, Combined Brake System, Traction control	Advanced Rider Assistance Systems	ABS, Riding modes

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	15 inch	Front tyre diameter	17 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	160 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	60 %
Rear tyre diameter	Rear tyre diameter	14 inch	Rear tyre diameter	17 inch
Length	Length	2,185 mm	Length	2,051 mm
Width	Width	810 mm	Width	755 mm
Height	Height	1,325 mm	Height	1,227 mm
Wheelbase	Wheelbase	1,510 mm	Wheelbase	1,390 mm
Seat Height	Seat Height	790 mm	Seat Height	815 mm
Kerb Weight (with ABS)	Kerb Weight (with ABS)	200 kg	Kerb Weight (with ABS)	159 kg
Fuel Tank Capacity	Fuel Tank Capacity	16 l	Fuel Tank Capacity	15 l
Top Speed	Top Speed	127 km/h	Top Speed	150 km/h