Scooters
2008Aprilia Sonic 50 GP
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The 2008 Aprilia Sonic 50 GP is a lightweight two-stroke scooter designed for young riders and urban commuters seeking nimble city performance. Known for its compact 50cc engine and sporty styling, it delivers responsive handling and fuel efficiency ideal for navigating congested streets. The liquid-cooled single-cylinder engine and quality suspension components ensure reliable everyday practicality with engaging ride characteristics.
- Capacity
- 49.3 ccm
- Engine
- Single, two-stroke
- Gearbox
- Not on record
Know it? Add it → - Dry weight
- 73.0 kg
- Seat height
- 770 mm
- Power
- 5.4 HP (4.0 kW)
What’s new for the 2008 Aprilia Sonic 50 GP
vs the 2007| Spec | 2007 | 2008 |
|---|---|---|
| Front brakes | Single disc | Single disc. caliper with two opposing Ø 32 mm pistons |
How it rides
Editorial estimate from the spec sheet - not lab tested- Best for
- Built for quick, nimble urban commuting and short hops around town rather than any kind of serious distance riding.
- Built for
- A sporty, GP-styled 50cc scooter that feels lively and fun in city traffic thanks to its light weight and sharp handling, even though its two-stroke engine keeps outright speed modest.
- Not ideal for
- Not suitable for riders wanting highway speeds, long-distance touring comfort, or a passenger-friendly two-up machine.
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
- 49.3 ccm
- Power
- 5.4 HP (4.0 kW)
- Engine type
- Single, two-stroke
- Power/weight ratio
- 0.0740 HP/kg (dry)
- Bore x stroke
- 40.0 x 39.2 mm
- Compression
- 12.5:1
- Cooling system
- Liquid
- Fuel system
- Carburettor
- Starting
- Electric & kick
- Ignition
- Electronic
- Lubrication system
- Separate mixing with mechanical pump
Transmission
- Transmission type
- Automatic
- Final drive
- Belt
Dimensions & weight
- Wheelbase
- 1175 mm
- Overall length
- 1680 mm
- Overall width
- 610 mm
- Overall height
- 1070 mm
- Seat height
- 770 mm
- Dry weight
- 73.0 kg
- Wet weight
- 81.6 kg
- Fuel capacity
- 8.00 litres
- Reserve fuel capacity
- 2.00 litres
Chassis & suspension
- Frame
- Split single cradle in high strength tubular steel
- Front suspension
- Hydraulic fork; Ø 27 mm stanchions
- Rear suspension
- Engine acting as swingarm, attached to the frame by rising rate linkages on 2 radial and 2 axial vibration dampers. Rising rate monoshock; Ø 50.5 mm spring
- Front wheel travel
- 65 mm
- Rear wheel travel
- 70 mm
Brakes & wheels
- Front brakes
- Single disc. caliper with two opposing Ø 32 mm pistons
- Front brakes diameter
- 155 mm
- Rear brakes
- Expanding brake (drum brake)
- Rear brakes diameter
- 110 mm
- Front tyre
- 100/90-10
- Rear tyre
- 100/90-10
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 | 2006 | 2007 | 2008 |
|---|---|---|---|
| Capacity | 49 cc | 49 cc | 49 cc |
| Dry weight | 73 kg | 73 kg | 73 kg |
| Seat height | 770 mm | 770 mm | 770 mm |
| Fuel capacity | 8 L | 8 L | 8 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 Aprilia Sonic 50 GP?
The 2008 Aprilia Sonic 50 GP has a Capacity of 49.3 ccm (3.01 cubic inches).
What engine power does the Aprilia Sonic 50 GP have?
The 2008 Aprilia Sonic 50 GP has a Power of 5.4 HP (4.0 kW).
How much does the Aprilia Sonic 50 GP weigh?
The 2008 Aprilia Sonic 50 GP has a Dry weight of 73.0 kg (160.9 pounds).
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