Sym Symphony ST 125 2026 vs. Sym Symphony 50i 2025

Technical Specifications Sym Symphony ST 125 2026 compared to Sym Symphony 50i 2025

Sym Symphony ST 125 2026

Sym Symphony 50i 2025

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Differences

Sym Symphony ST 125 2026

Sym Symphony 50i 2025

Engine and Drive Train

Bore	Bore	52.4 mm	Bore	37 mm
Stroke	Stroke	57.8 mm	Stroke	46 mm
Engine power	Engine power	12.6 HP	Engine power	3 HP
Rpm at Max. Power	Rpm at Max. Power	8,000 rpm	Rpm at Max. Power	8,000 rpm
Torque	Torque	11.5 Nm	Torque	3 Nm
Rpm at Torque	Rpm at Torque	6,500 rpm	Rpm at Torque	6,000 rpm
Compression Ratio	Compression Ratio	12.7	Compression Ratio	11.1
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
2WD	2WD		2WD
Transmission Type	Transmission Type	Variomatic	Transmission Type	Automatic, Variomatic
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	2
Valves	Valves	OHC	Valves	OHC
Cooling	Cooling	liquid	Cooling	Air
Displacement	Displacement	124.7 ccm	Displacement	49.5 ccm

Suspension Front

Front suspension	Front suspension	Telescopic fork	Front suspension	Telescopic fork
Travel	Travel	100 mm	Travel	100 mm

Suspension Rear

Suspension	Suspension	Unit Swing	Suspension	Swing arm
Shock absorber	Shock absorber	Dual Shock	Shock absorber	Monoshock
Travel	Travel	78 mm	Travel	75 mm

Chassis

Frame	Frame	Steel	Frame	Steel

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	260 mm	Diameter	260 mm
Actuation	Actuation	Hydraulic	Actuation	Hydraulic

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	220 mm	Diameter	240 mm

Dimensions and Weights

Front tyre width	Front tyre width	110 mm	Front tyre width	110 mm
Front tyre height	Front tyre height	70 %	Front tyre height	70 %
Front tyre diameter	Front tyre diameter	16 inch	Front tyre diameter	16 inch
Rear tyre width	Rear tyre width	120 mm	Rear tyre width	110 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	70 %
Rear tyre diameter	Rear tyre diameter	14 inch	Rear tyre diameter	16 inch
Length	Length	2,070 mm	Length	1,980 mm
Width	Width	735 mm	Width	685 mm
Height	Height	1,190 mm	Height	1,145 mm
Wheelbase	Wheelbase	1,385 mm	Wheelbase	1,330 mm
Seat Height	Seat Height	800 mm	Seat Height	790 mm
Fuel Tank Capacity	Fuel Tank Capacity	7 l	Fuel Tank Capacity	5.4 l
Top Speed	Top Speed	99 km/h	Top Speed	45 km/h
License compliancy	License compliancy	A1, B196	License compliancy	AM
Range	Range	280 km	Range	225 km
Combined CO2 emissions	Combined CO2 emissions	56 g/km	Combined CO2 emissions	53 g/km
Combined fuel consumption	Combined fuel consumption	2.5 l/100km	Combined fuel consumption	2.4 l/100km
Euro Norm	Euro Norm	Euro 5+	Euro Norm	Euro 5
Maximum authorized weight	Maximum authorized weight	282 kg	Maximum authorized weight	261 kg

Equipment

Equipment	Equipment	LED-Headlights, USB socket, Charging & power, Lighting	Equipment	LED-Headlights