Comparison of BMW R25 2 1953 and NSU 201R 1928 [S]ave
| Attribute |  BMW R25 2 1953 × |  NSU 201R 1928 × |
|---|---|---|
| General | ||
| Production from (year) | 1953 | 1928 |
| Make | BMW | NSU |
| Model | BMW R25 2 | NSU 201R |
| Category | Allround | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor. Bing | Carburettor. Amac PJ |
| Displacement (cm³) | 247 | 199 |
| Power (kw) | 8.7 | 3.3 |
| Fuel consumption (l/100km) | 2.9 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Shaft drive (cardan) | Belt |
| Bore (mm) | 68 | 56.5 |
| Stroke (mm) | 68 | 80 |
| Gearbox | 4-speed | 3-speed |
| Greenhouse gases | 67.3 CO2 g/km. (CO2 - Carbon dioxide emission) | - |
| Fuel control | Overhead Valves (OHV) | - |
| Ignition | Battery | - |
| Clutch | Single plate dry-cable operated | - |
| Lubrication system | Wet sump | - |
| Compression | 6.5:1 | - |
| Chassis | ||
| Front suspension | Cartridge | - |
| Rear suspension | Twin shock-Plunger | - |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 160 | - |
| Frame type | Steel-single cradlel | - |
| Front tyre | 2.99-19 | 2.85-26 |
| Rear tyre | 2.99-19 | 2.85-26 |
| Seat | - | Single |
| Wheels | - | Spoked |
| Other | ||
| Starter | Kick | Kick |
| Dimensions | ||
| Wheelbase (mm) | 1,335 | 1,345 |
| Kerb weight (kg) | 140 | - |
| Dry weight (kg) | - | 82 |
| Power/weight ratio | - | 0.0402 |
| Overall height (mm) | 730 | 740 |
| Overall length (mm) | 2,020 | 2,080 |
| Overall width (mm) | 790 | 820 |
| Ground clearance (mm) | 108 | - |
| Performance | ||
| Top speed (km/h) | 80 | 65 |
| Fuel capacity (l) | 12 | 6 |
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