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Scooters

2020SYM Symphony SR 125

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The 2020 SYM Symphony SR 125 is a sporty large-wheeled scooter made in Taiwan. Its air-cooled 124.6cc single makes 8.6 Nm through an automatic belt drive. A 770 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
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Dry weight
116.0 kg
Seat height
770 mm
Power
15.0 HP (11.0 kW)
⇄ Compare with another bike + Add to garage All model years
Other years 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2025 2026

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 14Agility 72Comfort 65Off-road 5Touring 30Road manners 60
Off-road & trail5%
Cornering55%
City riding90%
Daily riding85%
Touring30%
Two-up45%
Track5%
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 us
At 770mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with both feet flat on the 2020 SYM Symphony SR 125, with a moderate knee angle of around 100 degrees and a slightly forward riding position.

Assumes about 30mm of suspension sag once seated. This is an approximation from category-typical geometry, not a measurement of this bike or of you - sit on one before you buy.

More bikes at 751-820 mm — Middle Ground →

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Full specifications

Engine
Capacity
124.6 ccm
Power
15.0 HP (11.0 kW)
CO2 Emissions
4 CO2 g/km
Torque
8.6 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
770 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 201220152018202020212026
Capacity 125 cc 125 cc 125 cc 125 cc 125 cc 125 cc
Dry weight 100 kg 116 kg 116 kg 116 kg 116 kg —
Seat height — — — 770 mm 790 mm 790 mm
Fuel capacity 5.5 L 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

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Common questions

What is the engine size of the SYM Symphony SR 125?

The 2020 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 2020 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 2020 SYM Symphony SR 125 has a Torque of 8.6 Nm (0.9 kgf-m or 6.3 ft.lbs) @ 7000 RPM.

How much does the SYM Symphony SR 125 weigh?

The 2020 SYM Symphony SR 125 has a Dry weight of 116.0 kg (255.7 pounds).

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