| Attribute | Zündapp K 800 1937 × | Pierce Four 1909 × |
|---|---|---|
| General | ||
| Production from (year) | 1937 | 1909 |
| Make | Zündapp | Pierce |
| Model | Zündapp K 800 | Pierce Four |
| Category | Allround | Sport |
| Engine and transmission | ||
| Engine type | Four cylinder boxer, four-stroke | In-line three, four-stroke |
| Fuel system | Carburettor. Amal 22mm | - |
| Engine details | - | T head inline 4 with copression release |
| Displacement (cm³) | 791 | 696 |
| Power (kw) | 16.1 | - |
| Cooling system | Air | - |
| Transmission type,final drive | Shaft drive (cardan) | Shaft drive (cardan) |
| Bore (mm) | 62 | 63.5 |
| Stroke (mm) | 66.6 | 63.5 |
| Gearbox | 4-speed | - |
| Chassis | ||
| Front suspension | - | Leading link |
| Rear suspension | Rigid | Rigid |
| Front brakes | Expanding brake (drum brake) | - |
| Rear brakes | Expanding brake (drum brake) | - |
| Frame type | - | 3.5 inch tubing |
| Front tyre | 3.50-19 | - |
| Rear tyre | 3.50-19 | - |
| Seat | Two single seats | Single seat |
| Wheels | Spoked | - |
| Dimensions | ||
| Dry weight (kg) | 193 | 124 |
| Power/weight ratio | 0.0834 | - |
| Performance | ||
| Top speed (km/h) | 125 | 96 |
| Fuel capacity (l) | 12.5 | - |