Comparison of Yamaha RS 100 1981 and Zündapp KS 100 1970 [S]ave
| Attribute |  Yamaha RS 100 1981 × |  Zündapp KS 100 1970 × |
|---|---|---|
| General | ||
| Production from (year) | 1981 | 1970 |
| Make | Yamaha | Zündapp |
| Model | Yamaha RS 100 | Zündapp KS 100 |
| Category | Allround | Classic |
| Engine and transmission | ||
| Engine type | Single cylinder, two-stroke | Single cylinder, two-stroke |
| Displacement (cm³) | 97 | 98 |
| Power (kw) | 7.3 | 7.3 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 52 | 48 |
| Stroke (mm) | 45.6 | 54 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Membrane | Port control |
| Compression | 7.0:1 | 10.5:1 |
| Chassis | ||
| Front brakes | Single disc | Expanding brake |
| Rear brakes | Expanding brake | Expanding brake |
| Front tyre | 2.75-18 | 2.50-17 |
| Rear tyre | 3.00-18 | 2.75-17 |
| Dimensions | ||
| Kerb weight (kg) | 106 | 102 |
| Performance | ||
| Top speed (km/h) | 105 | 100 |
| Fuel capacity (l) | 9 | 11 |
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