| Attribute | Beta Alp 125 2008 × | Yamaha TW 200 2007 × |
|---|---|---|
| General | ||
| Production from (year) | 2008 | 2007 |
| Make | Beta | Yamaha |
| Model | Beta Alp 125 | Yamaha TW 200 |
| Category | Trial | Enduro / offroad |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Mikuni UCAL 5Nh Ø 26-38 | Carburettor. 28mm Mikuni |
| Displacement (cm³) | 124 | 196 |
| Cooling system | Air | Air |
| Transmission type,final drive | - | Chain |
| Bore (mm) | 54 | 67 |
| Stroke (mm) | 54 | 55.7 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Single Overhead Cams (SOHC) | Single Overhead Cams (SOHC) |
| Ignition | - | CDI |
| Clutch | Wet multi-disc clutch | - |
| Lubrication system | forced with pump | - |
| Compression | 10.5:1 | 9.5:1 |
| Chassis | ||
| Front suspension | Hydraulic fork with ø38 mm shaft | 33mm telescopic fork |
| Rear suspension | Monoshock with adjustable spring preload | Swingarm w/single shock |
| Front brakes | Single disc | Single disc |
| Rear brakes | Single disc | Expanding brake (drum brake) |
| Diameter (mm) | 220 | 110 |
| Frame type | steel double cradle frame | - |
| Front tyre | 90/90-21 | 130/80-18 |
| Rear tyre | 120/80-18 | 180/80-14 |
| Front wheel travel (mm) | 170 | 160 |
| Rear wheel travel (mm) | 180 | 150 |
| Other | ||
| Starter | Electric & kick | - |
| Dimensions | ||
| Wheelbase (mm) | 1,372 | 1,326 |
| Dry weight (kg) | 101 | 118 |
| Overall height (mm) | 1,150 | 1,120 |
| Overall length (mm) | 2,143 | 2,090 |
| Overall width (mm) | 820 | 820 |
| Seat height (mm) | 850 | 790 |
| Ground clearance (mm) | 298 | 264 |
| Performance | ||
| Reserve fuel capacity (l) | 1.5 | - |
| Fuel capacity (l) | 6.8 | 7.19 |