| Attribute | Beta RR 4T 400 2010 × | Kawasaki KX 250F Monster Energy × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2010 |
| Make | Beta | Kawasaki |
| Model | Beta RR 4T 400 | Kawasaki KX 250F Monster Energy |
| Category | Enduro / offroad | Cross / motocross |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Keihin FCR-MX 39 | Carburettor. Keihin FCR37 and hot start circuit |
| Displacement (cm³) | 398 | 249 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 89 | 77 |
| Stroke (mm) | 64 | 53.6 |
| Gearbox | 6-speed | 5-speed |
| Fuel control | Overhead Cams (OHC) | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | DC-CDI without trembler with variable ignition timing, Kokusan type. | Digital CDI with K-TRIC throttle position sensor |
| Clutch | Wet multi-disc | - |
| Lubrication system | 2 oil pumps | - |
| Compression | 11.0:1 | 13.2:1 |
| Chassis | ||
| Front suspension | Hydraulic USD fork with ø45 mm shaft | 47mm inverted twin-chamber telescopic fork with 16-way compression and rebound damping / 12.4 in. |
| Rear suspension | Monoshock with progressive compound lever | UNI-TRAK linkage system with 13-way low-speed and 2-turn high-speed compression damping |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 240 | 240 |
| Frame type | Molybdenum steel with double cradle split above the exhaust port | Aluminum perimeter |
| Front tyre | 90/90-21 | 80/100-21 |
| Rear tyre | 140/80-18 | 100/90-19 |
| Rake (fork angle) (degree) | - | 27.7 |
| Other | ||
| Starter | Electric | - |
| Color options |
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| Dimensions | ||
| Wheelbase (mm) | 1,500 | 1,471 |
| Kerb weight (kg) | - | 104.3 |
| Dry weight (kg) | 117 | - |
| Overall length (mm) | 2,270 | 2,169 |
| Seat height (mm) | 940 | 955 |
| Ground clearance (mm) | 320 | 340 |
| Performance | ||
| Reserve fuel capacity (l) | 1 | - |
| Fuel capacity (l) | 8.5 | 7.94 |