| Attribute | Derbi Senda XRace 50 R 2009 × | Rieju MRT 50 SM 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 2009 | 2010 |
| Make | Derbi | Rieju |
| Model | Derbi Senda XRace 50 R | Rieju MRT 50 SM |
| Category | Enduro / offroad | Super motard |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor. Dell´Orto PHBN 16 |
| Displacement (cm³) | 49.9 | 50 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 39.9 | 40.3 |
| Stroke (mm) | 40 | 39 |
| Gearbox | 6-speed | 6-speed |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | Electronic CDI | - |
| Clutch | Multi-plate | - |
| Lubrication system | - | Separate mixture |
| Compression | 11.0:1 | - |
| Exhaust system | - | Muffler with silencer |
| Chassis | ||
| Front suspension | 36 mm hydraulic fork | R inverted fork of Ø36mm. |
| Rear suspension | Monoshock. | Mono-shock shock absorber |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 180 | 180 |
| Front tyre | 80/90-21 | 100/80-17 |
| Rear tyre | 110/80-18 | 130/70-17 |
| Other | ||
| Starter | Kick | Kick |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,355 | 1,332 |
| Dry weight (kg) | 118 | 94 |
| Overall height (mm) | 1,222 | 1,150 |
| Overall length (mm) | 2,036 | 1,970 |
| Overall width (mm) | 805 | 750 |
| Seat height (mm) | 900 | 840 |
| Performance | ||
| Fuel capacity (l) | 8 | 6.32 |
| Oil capacity (l) | 1 | - |