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BMW Alpina B4 S Biturbo Cabrio, 2018
| Manufacturer | BMW Alpina |
| Model | B4 S Biturbo Cabrio |
| Year of production | 2018 |
| Start of production | 2017 |
| End of production | |
| Body type |
cabrio, convertible |
| Number of doors | 2 |
| Number of seats | 4 |
| Engine position |
front |
| Drive wheel |
rear |
| Fuel |
petrol |
| Number of cylinders |
inline 6 |
| Cooling |
liquid |
| Capacity | 2979 ccm, 180.9 cu-in |
| Bore | 84.0 mm, 3.307 in |
| Stroke | 89.6 mm, 3.528 in |
| Compression ratio | 10.2:1 |
| Valve Gear |
DOHC |
| Valves per cylinder | 4 |
| Fuel system |
direct injection, Bosch |
| Aspiration |
turbo, 2 x |
| Max power [kW / PS / hp] |
324 / 440 / 434 at 5500 rpm |
| Max torque [Nm / ft-lb] |
660 / 487 at 3000 rpm |
| Total power (hybrid) | |
| Total torque (hybrid) |
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| Gearbox | A8 |
| Gearbox (option) | |
| Wheelbase | 2810 mm, 110.6 in |
| Front track | 1552 mm, 61.1 in |
| Rear track | 1576 mm, 62 in |
| Length | 4640 mm, 182.7 in |
| Width | 1825 mm, 71.9 in |
| Height | 1380 mm, 54.3 in |
| Weight | 1915 kg, 4222 lb |
| Maximum speed |
304 km/h, 189 mph |
| 0-100 km/h | 4.3 s |
| Standing km | |
| Foto: Z.Patera Auta5P, Motor Show Geneva 2018 |
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