| Attribute | Beta Ark AC RR × | Dayun DY125-B × |
|---|---|---|
| General | ||
| Production from (year) | 2010 | 2008 |
| Make | Beta | Dayun |
| Model | Beta Ark AC RR | Dayun DY125-B |
| Category | Scooter | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Dell´Orto PHVA 12 | Carburettor |
| Displacement (cm³) | 49 | 125 |
| Power (kw) | - | 5 |
| Cooling system | Air | Air |
| Transmission type,final drive | Belt | Chain |
| Bore (mm) | 40 | - |
| Stroke (mm) | 39.2 | - |
| Gearbox | Automatic | - |
| Fuel control | Overhead Cams (OHC) | - |
| Clutch | Dry automatic centrifugal type | - |
| Lubrication system | With mechanical pump - mix gasoline-oil 1,5% (with synthetic oil) | - |
| Compression | 12.0:1 | - |
| Chassis | ||
| Front suspension | Hydraulic fork with ø32 mm shaft | - |
| Rear suspension | Monoshock with adjustable spring preload | - |
| Front brakes | Single disc | - |
| Rear brakes | Single disc | - |
| Diameter (mm) | 190 | - |
| Frame type | Tubular steel | - |
| Front tyre | 130/60-13 | - |
| Rear tyre | 130/60-13 | - |
| Other | ||
| Starter | Electric | - |
| Color options |
|
|
| Dimensions | ||
| Dry weight (kg) | 88 | 105 |
| Power/weight ratio | - | 0.0476 |
| Overall height (mm) | 1,150 | 1,070 |
| Overall length (mm) | - | 210 |
| Overall width (mm) | 830 | 750 |
| Ground clearance (mm) | 215 | - |
| Performance | ||
| Fuel capacity (l) | 7.5 | - |