Comparison of BMW R11 Series 4 1934 and BMW R11 Series 5 [S]ave
| Attribute |  BMW R11 Series 5 × |  BMW R11 Series 4 1934 × |
|---|---|---|
| General | ||
| Production from (year) | 1934 | 1934 |
| Make | BMW | BMW |
| Model | BMW R11 Series 5 | BMW R11 Series 4 |
| Category | Allround | Allround |
| Engine and transmission | ||
| Engine type | Two cylinder boxer, four-stroke | Two cylinder boxer, four-stroke |
| Fuel system | Carburettor. 24mm Amal | Carburettor. 24mm Amal |
| Displacement (cm³) | 745 | 745 |
| Power (kw) | 14.6 | 13.1 |
| Fuel consumption (l/100km) | 1.5 | 4.5 |
| Cooling system | Air | Air |
| Transmission type,final drive | Shaft drive (cardan) | Shaft drive (cardan) |
| Bore (mm) | 78 | 78 |
| Stroke (mm) | 78 | 78 |
| Gearbox | 3-speed | 3-speed |
| Greenhouse gases | 34.8 CO2 g/km. (CO2 - Carbon dioxide emission) | 104.4 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel control | Sidevalves | Sidevalves |
| Ignition | Magneto | Magneto |
| Clutch | Two plates-dry | Two plates-dry |
| Lubrication system | Forced feed | Forced feed |
| Compression | 5.5:1 | 5.5:1 |
| Chassis | ||
| Front suspension | Plate springe | Plate springe |
| Rear suspension | Rigid | Rigid |
| Front brakes | Expanding brake (drum brake) | Expanding brake (drum brake) |
| Diameter (mm) | 55 | 55 |
| Frame type | Steel-double cradlel | Steel-double cradlel |
| Front tyre | 3.50-26.00 | 3.50-26.00 |
| Rear tyre | 3.50-26.00 | 3.50-26.00 |
| Other | ||
| Starter | Kick | Kick |
| Dimensions | ||
| Wheelbase (mm) | 1,380 | 1,380 |
| Kerb weight (kg) | 162 | 162 |
| Overall height (mm) | 940 | 940 |
| Overall length (mm) | 2,100 | 2,100 |
| Overall width (mm) | 890 | 890 |
| Performance | ||
| Top speed (km/h) | 112 | 110 |
| Fuel capacity (l) | 14 | 14 |
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