Comparison of Aprilia RS4 50 2017 and Aprilia SportCity 50 [S]ave
| Attribute |  Aprilia RS4 50 2017 × |  Aprilia SportCity 50 × |
|---|---|---|
| General | ||
| Production from (year) | 2017 | 2013 |
| Make | Aprilia | Aprilia |
| Model | Aprilia RS4 50 | Aprilia SportCity 50 |
| Category | Sport | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Valves per cylinder | - | 2 |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 49.9 | 49 |
| Cooling system | Liquid | Air |
| Transmission type,final drive | Chain | Belt |
| Bore (mm) | 39.9 | 39 |
| Stroke (mm) | 39.9 | 41.8 |
| Gearbox | 6-speed | Automatic |
| Fuel control | - | Overhead Cams (OHC) |
| Emission details | Euro 2 | - |
| Driveline | Chain, 11/53. Primary drive: Gears, 21/78. | V-belt |
| Ignition | Electronic with CDI capacity discharge | Electronic inductive discharge ignition with variable advance |
| Clutch | Multiplate wet clutch | 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 | 41 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. Radial 4 piston calliper | Single disc. Stainless steel disc with twin piston floating caliper |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Diameter (mm) | 218 | 140 |
| Frame type | - | Single cradle frame in high strength steel tube |
| Front tyre | 100/80-17 | 120/70-14 |
| Rear tyre | 130/70-17 | 120/70-14 |
| Wheels | - | Light alloy. |
| Front wheel travel (mm) | 110 | 85 |
| Rear wheel travel (mm) | 122 | 84 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Instruments | LCD screen | - |
| 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) | 3.3 | 1.5 |
| Fuel capacity (l) | 14.5 | 7.5 |
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