| Attribute | Derbi Senda X-Treme 50 R 2015 × | Aprilia RX 50 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 2015 | 2010 |
| Make | Derbi | Aprilia |
| Model | Derbi Senda X-Treme 50 R | Aprilia RX 50 |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. 17.5 mm | Carburettor. DELL’ORTO PVHA 17.5 |
| Displacement (cm³) | 49.9 | 49.9 |
| 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 |
| Emission details | Euro III | - |
| Ignition | CDI | Electronic C.D.I |
| Clutch | Multi-disc | Multi-plate |
| Lubrication system | Oil pump | Automatic mixer |
| Compression | 11.5:1 | - |
| Exhaust system | - | Catalytic converter |
| Chassis | ||
| Front suspension | 41 mm conventional fork | 40 mm hydraulic fork with leading axle. |
| Rear suspension | Aluminium swingarm, monoshock with adjustable preload | High strength steel swingarm |
| Front brakes | Single disc. Dual piston floating calliper | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 180 |
| Frame type | Single spar steel frame | - |
| Front tyre | 80/90-21 | 110/80-17 |
| Rear tyre | 110/80-18 | 130/70-17 |
| Front wheel travel (mm) | 195 | 195 |
| Rear wheel travel (mm) | 182 | 180 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
|
|
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,413 | 1,406 |
| Kerb weight (kg) | 96 | - |
| Overall length (mm) | 2,119 | 2,045 |
| Seat height (mm) | 900 | 830 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 7 | 7 |
| Oil capacity (l) | 1 | - |
| Battery capacity (Ah) | 4 | - |