Comparison of Aprilia RX 50 Factory 2021 and Derbi Senda Racing 50 SM [S]ave
| Attribute |  Derbi Senda Racing 50 SM × |  Aprilia RX 50 Factory 2021 × |
|---|---|---|
| General | ||
| Production from (year) | 2021 | 2021 |
| Make | Derbi | Aprilia |
| Model | Derbi Senda Racing 50 SM | Aprilia RX 50 Factory |
| Category | Super motard | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. DELL´ORTO PHVA 17.5 carburettor | Carburettor. Dell’Orto PHVA 17.5 |
| Engine details | - | Light alloy cylinder |
| Displacement (cm³) | 50 | 50 |
| Fuel consumption (l/100km) | 3.14 | 2.96 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 39.9 | 39.9 |
| Stroke (mm) | 40 | 40 |
| Gearbox | 6-speed | 6-speed |
| Greenhouse gases | 72.8 CO2 g/km. (CO2 - Carbon dioxide emission) | 68.7 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Emission details | Euro 4 | Euro 4 |
| Ignition | CDI | Electronic with CDI capacity discharge |
| Clutch | Wet Multiplate | Multiplate wet clutch |
| Lubrication system | Oil pump | Automatic mixer |
| Compression | 11.5:1 | 11.5:1 |
| Chassis | ||
| Front suspension | Upside down fork with Ø 41 mm stanchions | Upside down fork with Ø 41 mm stanchions |
| Rear suspension | Swingarm in high resistance steel. Hydraulic monoshock absorbe | Aluminium alloy swingarm, mono shock absorber with progressive link system |
| Front brakes | Single disc. Dual piston floating calliper | Single disc. Stainless steel disc with floating calliper |
| Rear brakes | Single disc | Single disc. Stainless steel disc with floating calliper |
| Diameter (mm) | 220 | 220 |
| Frame type | Twin-tube steel frame | Twin - tube steel |
| Front tyre | 100/80-17 | 80/90-21 |
| Rear tyre | 130/70-17 | 110/80-18 |
| Wheels | - | Radial rims with aluminium channel |
| Front wheel travel (mm) | 240 | 240 |
| Rear wheel travel (mm) | 200 | 200 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
|
|
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,390 | 1,395 |
| Kerb weight (kg) | 104 | 104 |
| Overall length (mm) | 2,045 | 2,105 |
| Overall width (mm) | 815 | 840 |
| Seat height (mm) | 865 | 880 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 7 | 7 |
| Oil capacity (l) | 1 | - |
| Battery capacity (Ah) | 4 | - |
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