Comparison of Beta RR 4T 450 2010 and Yamaha WR 250Z [S]ave
| Attribute |  Yamaha WR 250Z × |  Beta RR 4T 450 2010 × |
|---|---|---|
| General | ||
| Production from (year) | 1997 | 2010 |
| Make | Yamaha | Beta |
| Model | Yamaha WR 250Z | Beta RR 4T 450 |
| Category | Enduro / offroad | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Mikuni VM38SS | Carburettor. Keihin FCR-MX 39 |
| Displacement (cm³) | 250 | 448 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 46 | - |
| Bore (mm) | 68 | 89 |
| Stroke (mm) | 68.8 | 72 |
| Gearbox | 5-speed | 6-speed |
| Fuel control | Membrane & power valve | Overhead Cams (OHC) |
| Ignition | - | DC-CDI without trembler with variable ignition timing, Kokusan type. |
| Clutch | multi-plate wet clutch | wet multi-disc clutch |
| Lubrication system | wet sump | 2 oil pumps |
| Compression | 10.9:1 | - |
| Chassis | ||
| Front suspension | Inverted forks | Hydraulic USD fork |
| Rear suspension | Monocross | Monoshock with progressive compound lever |
| Front brakes | Single disc. 2-piston caliper | Single disc. double-piston floating caliper |
| Rear brakes | Single disc | Single disc. single-piston floating caliper |
| Diameter (mm) | - | 240 |
| Frame type | CrMo streel | Molybdenum steel with double cradle split above the exhaust port |
| Front tyre | 80/100-21 | 90/90-21 |
| Rear tyre | 110/100-18 | 140/80-18 |
| Front wheel travel (mm) | 300 | - |
| Rear wheel travel (mm) | 315 | - |
| Other | ||
| Starter | Kick | Electric |
| Color options |
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|
| Dimensions | ||
| Wheelbase (mm) | 1,496 | 1,500 |
| Kerb weight (kg) | 114.3 | - |
| Dry weight (kg) | 103 | 117 |
| Overall height (mm) | 1,300 | 1,255 |
| Overall length (mm) | 2 | - |
| Overall width (mm) | 827 | 813 |
| Seat height (mm) | 982 | 940 |
| Ground clearance (mm) | 379 | 320 |
| Performance | ||
| Top speed (km/h) | 114 | - |
| Reserve fuel capacity (l) | 1.8 | 1 |
| Fuel capacity (l) | 13 | 8.5 |
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