Comparison of Aprilia RS4 50 2011 and Aprilia SportCity One 125 4t 2011 [S]ave
| Attribute |  Aprilia RS4 50 2011 × |  Aprilia SportCity One 125 4t 2011 × |
|---|---|---|
| General | ||
| Production from (year) | 2011 | 2011 |
| Make | Aprilia | Aprilia |
| Model | Aprilia RS4 50 | Aprilia SportCity One 125 4t |
| Category | Sport | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | Carburettor. Dell’Orto PHVA – 17.5 | - |
| Displacement (cm³) | 49.9 | 124 |
| Power (kw) | - | 8 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Belt |
| Bore (mm) | 39.9 | - |
| Stroke (mm) | 40 | - |
| Gearbox | 6-speed | Automatic |
| Fuel control | - | Overhead Cams (OHC) |
| Emission details | Euro 2 | - |
| Driveline | Primary drive: Gears. Ratio: 21/78. Final drive: Chain. Ratio: 14/53 | - |
| Ignition | Elettronica C.D.I. | Electronic inductive discharge ignition with variable advance |
| Clutch | Multi-plate | Automatic centrifugal dry clutch |
| Lubrication system | Automatic mixer | Wet sump. Forced circulation with mechanical pump |
| Compression | 11.5:1 | 11.5:1 |
| Chassis | ||
| Front suspension | 40 mm upside down fork | Hydraulic telescopic fork with 32 mm stanchions. |
| Rear suspension | Asymmetric swingarm with monoshock | Engine unit acting as swingarm. Single hydraulic shock absorber with adjustable spring preload. Wheel travel 84 mm |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Diameter (mm) | 180 | 140 |
| Frame type | Twin spar aluminium frame | Single cradle frame in high strength steel tube |
| Front tyre | 110/80-17 | 120/70-14 |
| Rear tyre | 130/70-17 | 120/70-14 |
| Wheels | light alloy with 6 split spokes, with sealing profile for tubeless tyres | Light alloy. Front: 3.00 x 14”. Rear: 3 x 14´. |
| Front wheel travel (mm) | 110 | 85 |
| Rear wheel travel (mm) | 130 | 84 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,350 | 1,358 |
| Overall length (mm) | 1,953 | 1,950 |
| Overall width (mm) | 740 | 740 |
| Seat height (mm) | 820 | 775 |
| Performance | ||
| Reserve fuel capacity (l) | - | 1.5 |
| Fuel capacity (l) | 14.5 | 7.5 |
| Battery capacity (Ah) | 6 | - |
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