Comparison of Beta RR 4T 450 2010 and Derbi GP1 250 Racing 2008 [S]ave
| Attribute |  Beta RR 4T 450 2010 × |  Derbi GP1 250 Racing 2008 × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2008 |
| Make | Beta | Derbi |
| Model | Beta RR 4T 450 | Derbi GP1 250 Racing |
| Category | Enduro / offroad | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Keihin FCR-MX 39 | Injection |
| Displacement (cm³) | 448 | 244.3 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Belt |
| Bore (mm) | 89 | 72 |
| Stroke (mm) | 72 | 60 |
| Gearbox | 6-speed | Automatic |
| Fuel control | Overhead Cams (OHC) | - |
| Ignition | DC-CDI without trembler with variable ignition timing, Kokusan type. | Electronic CDI |
| Clutch | wet multi-disc clutch | Automated |
| Lubrication system | 2 oil pumps | Oil pump |
| Compression | - | 10.5:1 |
| Chassis | ||
| Front suspension | Hydraulic USD fork | 35 mm. Upside-down hydraulic fork. 90 mm. travel |
| Rear suspension | Monoshock with progressive compound lever | Double-shock 75 mm travel |
| Front brakes | Single disc. double-piston floating caliper | Single disc |
| Rear brakes | Single disc. single-piston floating caliper | Single disc |
| Diameter (mm) | 240 | 220 |
| Frame type | Molybdenum steel with double cradle split above the exhaust port | - |
| Front tyre | 90/90-21 | 120/70-14 |
| Rear tyre | 140/80-18 | 140/60-13 |
| Other | ||
| Starter | Electric | Electric |
| Color options |
| - |
| Dimensions | ||
| Wheelbase (mm) | 1,500 | 1,374 |
| Dry weight (kg) | 117 | 139 |
| Overall height (mm) | 1,255 | 1,228 |
| Overall width (mm) | 813 | 800 |
| Seat height (mm) | 940 | 795 |
| Ground clearance (mm) | 320 | - |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 8.5 | 11 |
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