Sym Symphony ST 50 - 2025 Specifications and Reviews

The 2025 Sym Symphony ST 50 is an entry-level automatic scooter designed for urban commuters and new riders seeking affordable, fuel-efficient transportation. Its lightweight design and CVT transmission make it ideal for navigating city streets with ease, while the fuel-injected 49cc engine delivers reliable everyday performance at an accessible price point.

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General information

Color OptionsLight Grey, White, Black, Blue, Grey
PriceEuro 2599. MSRP depends on country, taxes, accessories, etc.
CategoryScooter
ModelSym Symphony ST 50

Engine and Transmission Specifications

StartingElectric
Emission DetailsEuro 5
Final DriveBelt (final drive)
GearboxAutomatic
Cooling SystemAir
InductionInjection. EFI
Bore x Stroke37.0 x 46.0 mm (1.5 x 1.8 inches)
Compression Ratio11.0:1
Max Torque3.0 Nm (0.3 kgf-m or 2.2 ft.lbs) @ 6000 RPM
Capacity:49.0 ccm (2.99 cubic inches)

Physical measures and capacities

Fuel Capacity7.00 litres (1.85 US gallons)
Wheelbase1350 mm (53.1 inches)
Overall Width735 mm (28.9 inches)
Overall Length2060 mm (81.1 inches)
Overall Height1200 mm (47.2 inches)
Seat Height805 mm (31.7 inches) If adjustable, lowest setting.
Wet Weight118.0 kg (260.1 pounds)
 
 

Sym Symphony ST 50 dimensions and frame

WheelsCast aluminium
Rear BrakesSingle disc
Brake Disc Diameter240 mm (9.4 inches)
Front BrakesSingle disc
Rear Tyre110/70-16
Front Tyre110/70-16
Rear SuspensionAdjustable Rear Suspension
Front SuspensionTelescopic Fork
 
 

Other specs

MaintenanceFind parts, fluids. filters, maintenance tools and service manuals at Amazon.com.
Insurance costsCompare US insurance quotes from the nation's top providers.
Update specsReport missing specs or required updates.
CommentsThe SYM brand is owned by Sanyang Motor in Taiwan.
Carrying CapacityUnderseat storage
LightingLED lights
InstrumentsLCD instruments
DrivelineCVT
Power3.0 HP (2.2 kW)) @ 8000 RPM
Engine typeSingle cylinder, four-stroke
Year2025

Rider Fit Visualizer

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 805mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2025 Sym Symphony ST 50, with a moderate knee angle of around 105 degrees and a slightly forward riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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