| Attribute | Hercules 315 1953 × | Simson 425 T 1960 × |
|---|---|---|
| General | ||
| Production from (year) | 1953 | 1960 |
| Make | Hercules | Simson |
| Model | Hercules 315 | Simson 425 T |
| Category | Sport | Allround |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, four-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 247 | 247 |
| Power (kw) | 9.3 | 8.8 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Shaft drive (cardan) |
| Bore (mm) | 65 | 68 |
| Stroke (mm) | 75 | 68 |
| Gearbox | 4-speed | - |
| Ignition | - | Magneto |
| Chassis | ||
| Front suspension | Telescopic | - |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Frame type | Single tube | Steel |
| Front tyre | 3.25-19 | 3.25-19 |
| Rear tyre | 3.25-19 | 3.25-19 |
| Seat | Two seats | Single |
| Wheels | Spoked | Spoked |
| Other | ||
| Starter | Kick | - |
| Dimensions | ||
| Dry weight (kg) | 140 | 140 |
| Power/weight ratio | 0.0664 | 0.0629 |
| Performance | ||
| Top speed (km/h) | 105 | 100 |