| Attribute | Gilera Saturno Turismo 1947 × | Harley-Davidson Sport Twin 1920 × |
|---|---|---|
| General | ||
| Production from (year) | 1947 | 1920 |
| Make | Gilera | Harley-Davidson |
| Model | Gilera Saturno Turismo | Harley-Davidson Sport Twin |
| Category | Sport | Sport |
| Engine and transmission | ||
| Engine type | Single cylinder, four-stroke | Twin, four-stroke |
| Fuel system | Carburettor. DellÓrto RDF28 | Carburettor |
| Displacement (cm³) | 498.8 | 590 |
| Power (kw) | 13.1 | - |
| Cooling system | Air | Air |
| Transmission type,final drive | Chain | Chain |
| Bore (mm) | 84 | 69.9 |
| Stroke (mm) | 90 | 76.2 |
| Gearbox | 4-speed | - |
| Fuel control | Overhead Valves (OHV) | Sidevalves |
| Ignition | - | Magneto |
| Clutch | - | Three speed |
| Compression | 6.0:1 | 3.8:1 |
| Chassis | ||
| Front suspension | Girder forks | Trailing link with single downtube |
| Rear suspension | - | Rigid |
| Front brakes | Expanding brake (drum brake) | - |
| Rear brakes | Expanding brake (drum brake) | - |
| Frame type | - | Tubular steel |
| Front tyre | 3.25-19 | 3-26 |
| Rear tyre | 3.25-19 | 3-26 |
| Seat | Dual | - |
| Wheels | Spoked | - |
| Dimensions | ||
| Wheelbase (mm) | 1,470 | 1,448 |
| Dry weight (kg) | 168 | 120 |
| Power/weight ratio | 0.078 | - |
| Performance | ||
| Fuel capacity (l) | 14 | 10 |