Comparison of Beta Rev-50 and Beta Rev-80 [S]ave
| Attribute |  Beta Rev-80 × |  Beta Rev-50 × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 2006 |
| Make | Beta | Beta |
| Model | Beta Rev-80 | Beta Rev-50 |
| Category | Trial | Trial |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell´ orto PHBG 21 | Carburettor. Dell´ orto PHBG 19 |
| Displacement (cm³) | 79.6 | 49.9 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | - |
| Bore (mm) | 48 | 40 |
| Stroke (mm) | 44 | 39.7 |
| Gearbox | 6-speed | 4-speed |
| Ignition | Electronic | Electronic |
| Clutch | Wet multi-disc | Wet multi-disc |
| Lubrication system | Fuel mix 1.5% | Fuel mix 1.5% |
| Compression | 14.7:1 | 15.2:1 |
| Chassis | ||
| Front suspension | Hydraulic fork | Hydraulic fork |
| Rear suspension | Monoshock | Monoshock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 150 | 150 |
| Frame type | Steel | Steel |
| Front wheel travel (mm) | 160 | 160 |
| Rear wheel travel (mm) | 150 | 146 |
| Dimensions | ||
| Wheelbase (mm) | 1,230 | 1,210 |
| Dry weight (kg) | 64 | 60 |
| Overall height (mm) | 1,110 | 1,070 |
| Overall length (mm) | 1,925 | 1,850 |
| Overall width (mm) | 815 | 720 |
| Ground clearance (mm) | 345 | 300 |
| Performance | ||
| Reserve fuel capacity (l) | 0.5 | 0.5 |
| Fuel capacity (l) | 2.5 | 2.5 |
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