Comparison of Kasinski Soft 50 and Yamaha U7E 1973 [S]ave
| Attribute |  Kasinski Soft 50 × |  Yamaha U7E 1973 × |
|---|---|---|
| General | ||
| Production from (year) | 2012 | 1973 |
| Make | Kasinski | Yamaha |
| Model | Kasinski Soft 50 | Yamaha U7E |
| Category | Scooter | Scooter |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Single cylinder, two-stroke |
| Valves per cylinder | 4 | - |
| Fuel system | Carburettor. PD 27 | Carburettor |
| Displacement (cm³) | 49.5 | 72 |
| Power (kw) | 2.6 | 3.6 |
| Cooling system | Air | - |
| Transmission type,final drive | Chain | Chain |
| Torque (Nm) | - | 6.4 |
| Bore (mm) | 39 | 47 |
| Stroke (mm) | 41.4 | 42 |
| Gearbox | 4-speed | - |
| Fuel control | Single Overhead Cams (SOHC) | - |
| Ignition | CDI | - |
| Clutch | Wet multidisk | - |
| Lubrication system | Wet sump | - |
| Compression | - | 6.8:1 |
| Chassis | ||
| Front suspension | Telescopic fork | - |
| Rear suspension | Dual shocks, adjustable | - |
| Front brakes | Expanding brake (drum brake) | - |
| Rear brakes | Expanding brake (drum brake) | - |
| Front tyre | 2.50-17 | - |
| Rear tyre | 2.75-17 | - |
| Other | ||
| Starter | Electric & kick | Electric & kick |
| Color options |
| - |
| Electrical Voltage (V) | 12 | - |
| Dimensions | ||
| Wheelbase (mm) | 1,230 | 1,175 |
| Dry weight (kg) | 90 | 77 |
| Power/weight ratio | 0.0289 | 0.0468 |
| Overall height (mm) | 1,060 | 1,005 |
| Overall length (mm) | 1,920 | 1,840 |
| Overall width (mm) | 680 | 645 |
| Ground clearance (mm) | 120 | 135 |
| Performance | ||
| Top speed (km/h) | - | 85 |
| Fuel capacity (l) | 3.5 | 4.5 |
| Oil capacity (l) | 0.9 | - |
| Battery capacity (Ah) | 6 | - |
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