Comparison of Beta Rev-80 and Beta RR 50 Alu [S]ave
| Attribute |  Beta RR 50 Alu × |  Beta Rev-80 × |
|---|---|---|
| General | ||
| Production from (year) | 2006 | 2006 |
| Make | Beta | Beta |
| Model | Beta RR 50 Alu | Beta Rev-80 |
| Category | Enduro / offroad | Trial |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Fuel system | Carburettor. Dell´Orto PHBN 16 FS | Carburettor. Dell´ orto PHBG 21 |
| Displacement (cm³) | 49.7 | 79.6 |
| Cooling system | Liquid | Liquid |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 40.3 | 48 |
| Stroke (mm) | 39 | 44 |
| Gearbox | 6-speed | 6-speed |
| Ignition | Electronic | Electronic |
| Clutch | - | Wet multi-disc |
| Lubrication system | Mixing with mechanical pump, fuel 1,5% | Fuel mix 1.5% |
| Compression | - | 14.7:1 |
| Chassis | ||
| Front suspension | Hydraulic fork | Hydraulic fork |
| Rear suspension | Monoshock with adjustable spring preload | Monoshock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Single disc |
| Diameter (mm) | 220 | 150 |
| Frame type | Aluminium perimetric plate | Steel |
| Front tyre | 80/90-21 | - |
| Rear tyre | 110/80-18 | - |
| Front wheel travel (mm) | 245 | 160 |
| Rear wheel travel (mm) | 270 | 150 |
| Dimensions | ||
| Wheelbase (mm) | 1,395 | 1,230 |
| Dry weight (kg) | 85 | 64 |
| Overall height (mm) | 1,210 | 1,110 |
| Overall length (mm) | 2,030 | 1,925 |
| Overall width (mm) | 860 | 815 |
| Ground clearance (mm) | 320 | 345 |
| Performance | ||
| Reserve fuel capacity (l) | - | 0.5 |
| Fuel capacity (l) | - | 2.5 |
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