Comparison of Adler M 250 1953 and Simson 425 GS 1957 [S]ave
| Attribute |  Simson 425 GS 1957 × |  Adler M 250 1953 × |
|---|---|---|
| General | ||
| Production from (year) | 1957 | 1953 |
| Make | Simson | Adler |
| Model | Simson 425 GS | Adler M 250 |
| Category | Sport | Custom / cruiser |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Twin, two-stroke |
| Fuel system | Carburettor | Carburettor |
| Displacement (cm³) | 247 | 250 |
| Power (kw) | 12.8 | 11.7 |
| Fuel consumption (l/100km) | 3.3 | 5.7 |
| Cooling system | Air | Air |
| Transmission type,final drive | Shaft drive (cardan) | - |
| Bore (mm) | 68 | 54 |
| Stroke (mm) | 68 | 54 |
| Gearbox | - | 4-speed |
| Greenhouse gases | 76.6 CO2 g/km. (CO2 - Carbon dioxide emission) | 132.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Ignition | Magneto | - |
| Clutch | - | Wet multiplate |
| Chassis | ||
| Front suspension | Telescopic | - |
| Rear suspension | Swingarm | - |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Rear brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 180 | 180 |
| Frame type | - | Semi double cradle |
| Front tyre | 3.5-19 | - |
| Rear tyre | 4-18 | - |
| Seat | Single | Single spring-mounted |
| Other | ||
| Starter | - | Kick |
| Dimensions | ||
| Dry weight (kg) | 157 | 135 |
| Power/weight ratio | 0.0815 | 0.0867 |
| Performance | ||
| Fuel capacity (l) | 16 | 12 |
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