Comparison of NSU 251 SS 1929 and Yamaha DT 250 1972 [S]ave
| Attribute |  Yamaha DT 250 1972 × |  NSU 251 SS 1929 × |
|---|---|---|
| General | ||
| Production from (year) | 1972 | 1929 |
| Make | Yamaha | NSU |
| Model | Yamaha DT 250 | NSU 251 SS |
| Category | Enduro / offroad | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. VM26SH Mikuni | Carburettor |
| Displacement (cm³) | 246 | 247 |
| Power (kw) | 16.8 | 7.3 |
| Fuel consumption (l/100km) | 2.5 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | 17.5 | - |
| Bore (mm) | 70 | 63 |
| Stroke (mm) | 64 | 80 |
| Gearbox | 5-speed | - |
| Greenhouse gases | 58.0 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Fuel control | Port control | - |
| Ignition | contact breaker point | - |
| Clutch | wet plate | - |
| Compression | 6.4:1 | - |
| Chassis | ||
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 3.25-19 | 2.50-26 |
| Rear tyre | 4.00-18 | 2.50-26 |
| Seat | - | Single |
| Wheels | - | Spoked |
| Other | ||
| Starter | Kick | Kick |
| Color options |
| - |
| Dimensions | ||
| Dry weight (kg) | 111 | 110 |
| Power/weight ratio | 0.1512 | 0.0664 |
| Performance | ||
| Top speed (km/h) | 112 | 100 |
| Fuel capacity (l) | 9.46 | - |
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