Comparison of Aprilia RS 50 2012 and Aprilia SR 50 R Replica SBK 2012 [S]ave
| Attribute |  Aprilia RS 50 2012 × |  Aprilia SR 50 R Replica SBK 2012 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 2012 |
| Make | Aprilia | Aprilia |
| Model | Aprilia RS 50 | Aprilia SR 50 R Replica SBK |
| Category | Sport | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell Orto VHST 28. | Carburettor. Dell’Orto PHVA 17.5 |
| Engine details | - | Reed valve |
| Displacement (cm³) | 49.9 | 49 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Belt |
| Bore (mm) | 39.9 | 40 |
| Stroke (mm) | 40 | 39.3 |
| Gearbox | 6-speed | Automatic |
| Emission details | Euro 2 | - |
| Driveline | Primary drive: Gears. Ratio: 21/78. Final drive: Chain. Ratio: 14/53 | - |
| Ignition | Elettronica C.D.I. | CDI |
| Clutch | Multi-plate | Automatic centrifugal dry clutch |
| Lubrication system | Automatic mixer | Separate mixing with mechanical oil pump |
| Compression | 11.5:1 | 12.1:1 |
| Chassis | ||
| Front suspension | 40 mm upside down fork | Hydraulic fork |
| Rear suspension | Double reinforced member aluminium swingarm with bracing arch | Engine unit acting as swingarm; frame linkages on two radial silent block mountings. |
| Front brakes | Single disc | Single disc. Stainless steel disc; racing caliper with twin opposed 32 mm pistons. |
| Rear brakes | Single disc | Single disc. Stainless steel disc; racing caliper with twin opposed 30 mm pistons. |
| Diameter (mm) | 180 | 190 |
| Frame type | Twin spar aluminium frame | Split single cradle frame in high tensile strength steel tube |
| Front tyre | 110/80-17 | 130/60-13 |
| Rear tyre | 130/70-17 | 130/60-13 |
| Wheels | - | Five spoke, light alloy |
| Front wheel travel (mm) | 120 | 90 |
| Rear wheel travel (mm) | 110 | 70 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
|
|
| Electrical Voltage (V) | 12 | 12 |
| Dimensions | ||
| Wheelbase (mm) | 1,310 | 1,290 |
| Overall height (mm) | 1,138 | 1,120 |
| Overall length (mm) | 1,965 | 1,860 |
| Overall width (mm) | 720 | 705 |
| Seat height (mm) | 820 | 820 |
| Performance | ||
| Reserve fuel capacity (l) | 3.5 | - |
| Fuel capacity (l) | 14.5 | 7 |
| Battery capacity (Ah) | 4 | - |
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