| Attribute | Honda CB 100 1973 × | Yamaha RS 100 1975 × |
|---|---|---|
| General | ||
| Production from (year) | 1973 | 1975 |
| Make | Honda | Yamaha |
| Model | Honda CB 100 | Yamaha RS 100 |
| Category | Scooter | Classic |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 2 | - |
| Displacement (cm³) | 99 | 97 |
| Power (kw) | 8.4 | 7.7 |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 50.5 | 52 |
| Stroke (mm) | 49.5 | 45.6 |
| Gearbox | 5-speed | 5-speed |
| Fuel control | Overhead Cams (OHC) | Membrane |
| Compression | 9.5:1 | 6.8:1 |
| Chassis | ||
| Front brakes | Expanding brake | Expanding brake |
| Rear brakes | Expanding brake | Expanding brake |
| Front tyre | 2.50-18 | 2.50-18 |
| Rear tyre | 2.75-18 | 2.75-18 |
| Dimensions | ||
| Kerb weight (kg) | 92 | 93 |
| Performance | ||
| Top speed (km/h) | 110 | 104 |
| Fuel capacity (l) | 10 | 9 |