| Attribute | NSU 501 SS 1934 × | DKW SB 500 1937 × |
|---|---|---|
| General | ||
| Production from (year) | 1934 | 1937 |
| Make | NSU | DKW |
| Model | NSU 501 SS | DKW SB 500 |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Twin, two-stroke |
| Fuel system | Carburettor | Carburettor. Amal |
| Displacement (cm³) | 494 | 493.9 |
| Power (kw) | 14.6 | 10.9 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 80 | 68 |
| Stroke (mm) | 99 | 68 |
| Clutch | - | Oil bath multidisc |
| Compression | - | 5.7:1 |
| Chassis | ||
| Rear suspension | - | Rigid |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Front tyre | 2.50-26 | 3.5-19 |
| Rear tyre | 3.25-26 | 3.5-19 |
| Seat | Single | - |
| Wheels | Spoked | - |
| Dimensions | ||
| Dry weight (kg) | 158 | 165 |
| Power/weight ratio | 0.0924 | 0.0661 |
| Performance | ||
| Top speed (km/h) | 125 | 115 |
| Fuel capacity (l) | 11 | 13 |