Sym ADX 300 2025 vs. Sym ADX 125 2024

Technical Specifications Sym ADX 300 2025 compared to Sym ADX 125 2024

Sym ADX 300 2025

Sym ADX 125 2024

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Differences

Sym ADX 300 2025

Sym ADX 125 2024

Engine and Drive Train

Bore	Bore	75 mm	Bore	53 mm
Stroke	Stroke	63 mm	Stroke	56.5 mm
Engine power	Engine power	26 HP	Engine power	12.3 HP
Rpm at Max. Power	Rpm at Max. Power	8,000 rpm	Rpm at Max. Power	7,500 rpm
Torque	Torque	26 Nm	Torque	11.5 Nm
Rpm at Torque	Rpm at Torque	6,000 rpm	Rpm at Torque	7,000 rpm
Compression Ratio	Compression Ratio	10.5	Compression Ratio	11.2
Fuel system	Fuel system	Injection	Fuel system	Injection
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Centrifugal force, Dry	Clutch Type	Centrifugal force, Dry
Transmission	Transmission	Belt	Transmission	Belt
Transmission Type	Transmission Type	Automatic	Transmission Type	Automatic
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	124.9 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Telescopic fork
Travel	Travel	125 mm	Travel	90 mm

Suspension Rear

Shock absorber	Shock absorber	Dual Shock	Shock absorber	Monoshock
Travel	Travel	120 mm	Travel	43 mm

Chassis

Frame	Frame	Steel	Frame	Steel

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	260 mm	Diameter	260 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	233 mm

Assistance Systems

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

Dimensions and Weights

Front tyre width	Front tyre width	120 mm	Front tyre width	120 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	15 inch	Front tyre diameter	13 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	130 mm
Rear tyre height	Rear tyre height	70 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	14 inch	Rear tyre diameter	13 inch
Length	Length	2,185 mm	Length	1,980 mm
Width	Width	810 mm	Width	780 mm
Height	Height	1,325 mm	Height	1,225 mm
Wheelbase	Wheelbase	1,510 mm	Wheelbase	1,390 mm
Seat Height	Seat Height	790 mm	Seat Height	810 mm
Fuel Tank Capacity	Fuel Tank Capacity	16 l	Fuel Tank Capacity	15.2 l
Top Speed	Top Speed	127 km/h	Top Speed	99 km/h
License compliancy	License compliancy	A2	License compliancy	A1, B196
Range	Range	470 km	Range	584 km
Combined CO2 emissions	Combined CO2 emissions	76 g/km	Combined CO2 emissions	58 g/km
Combined fuel consumption	Combined fuel consumption	3.4 l/100km	Combined fuel consumption	2.6 l/100km