Scooters
2021SYM Symphony SR 125
35 fields on record
The 2021 SYM Symphony SR 125 is a sporty large-wheeled scooter made in Taiwan. Its air-cooled 124.6cc single makes 9.2 Nm through an automatic belt drive. A 790 mm seat, 120 kg wet weight and 5.5-litre tank make it light and easy in town.
- Capacity
- 124.6 ccm
- Engine
- Single, four-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 116.0 kg
- Seat height
- 790 mm
- Power
- 15.0 HP (11.0 kW)
What’s new for the 2021 SYM Symphony SR 125
vs the 2020| Spec | 2020 | 2021 |
|---|---|---|
| Torque | 8.6 Nm (0.9 kgf-m or 6.3 ft.lbs) @ 7000 RPM | 9.2 Nm (0.9 kgf-m or 6.8 ft.lbs) @ 7000 RPM |
| Seat height | 770 mm (30.3 inches) | 790 mm (31.1 inches) |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built primarily for commuting and short urban trips rather than performance or adventure riding.
- Built for
- A practical, easygoing city scooter that prioritizes convenience, low running costs, and manageable power over excitement.
- Not ideal for
- Not suited for highway touring, high-speed travel, off-road use, or riders seeking strong acceleration.
Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.
Will it fit you?
Worked out in your browser - nothing is sent to usEngine
- Capacity
- 124.6 ccm
- Power
- 15.0 HP (11.0 kW)
- CO2 Emissions
- 4 CO2 g/km
- Torque
- 9.2 Nm (0.9 kgf-m) @ 7000 RPM
- Engine type
- Single, four-stroke
- Power/weight ratio
- 0.1293 HP/kg (dry)
- Bore x stroke
- 52.4 x 57.8 mm
- Cooling system
- Air
- Fuel system
- Carburettor
- Starting
- Electric
- Ignition
- CDI
- Valves per cylinder
- 2
Transmission
- Transmission type
- Automatic
- Final drive
- Belt
- Clutch
- Auto centrifugal type
Dimensions & weight
- Wheelbase
- 1330 mm
- Overall length
- 2000 mm
- Overall width
- 690 mm
- Overall height
- 1125 mm
- Seat height
- 790 mm
- Dry weight
- 116.0 kg
- Wet weight
- 120.0 kg
- Fuel capacity
- 5.50 litres
Chassis & suspension
- Frame
- Pipe under bone
- Front suspension
- Telescopic fork
- Rear suspension
- Unit swing
Brakes & wheels
- Front brakes
- Single disc
- Front brakes diameter
- 226 mm
- Rear brakes
- Single disc
- Rear brakes diameter
- 226 mm
- Front tyre
- 110/70-16
- Rear tyre
- 110/70-16
Other
- Color options
- Black, Grey, White
- Comments
- Made in Taiwan.
Specs last verified against published sources: .
Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.
What changed, year to year
Differences highlighted| Specification | 2012 | 2015 | 2018 | 2021 | 2026 |
|---|---|---|---|---|---|
| Capacity | 125 cc | 125 cc | 125 cc | 125 cc | 125 cc |
| Dry weight | 100 kg | 116 kg | 116 kg | 116 kg | — |
| Seat height | — | — | — | 790 mm | 790 mm |
| Fuel capacity | 5.5 L | 5.5 L | 5.5 L | 5.5 L | 5.4 L |
Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.
Rider Reviews
Common questions
What is the engine size of the SYM Symphony SR 125?
The 2021 SYM Symphony SR 125 has a Capacity of 124.6 ccm (7.60 cubic inches).
What engine power does the SYM Symphony SR 125 have?
The 2021 SYM Symphony SR 125 has a Power of 15.0 HP (11.0 kW).
What is the torque of the SYM Symphony SR 125?
The 2021 SYM Symphony SR 125 has a Torque of 9.2 Nm (0.9 kgf-m or 6.8 ft.lbs) @ 7000 RPM.
How much does the SYM Symphony SR 125 weigh?
The 2021 SYM Symphony SR 125 has a Dry weight of 116.0 kg (255.7 pounds).
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