This 640i Steptronic (320 hp) engine was fitted in the F06/F12/F13 [Restyling] Cabriolet, which was produced by BMW from 2015 to 2017. In addition to this engine, 3 other engines were also available for this body — their technical data and fuel economy are accessible by clicking the body name at the top of the page.
| City fuel consumption per 100 km | 11litre |
|---|---|
| Highway fuel consumption per 100 km | 6.1litre |
| Mixed fuel consumption per 100 km | 7.9litre |
| Fuel tank capacity | 70litre |
| Cruising range | from 640 to 1 150km |
| Fuel | 95 RON |
| Emission standard | EURO VI |
| Top speed | 250km/h |
| Acceleration (0–100 km/h) | 5.5second |
| Displacement | 2979cm3 |
|---|---|
| Engine power | 320bhp |
| RPM at max power | from 5 800 to 6 000RPM |
| Maximum torque | 450Nm |
| RPM at max torque | 1300up to 4 500 RPM |
| Engine type | Gasoline |
| Cylinder layout | Inline |
| Injection type | Direct injection |
| Forced induction | Biturbo |
| Number of cylinders | 6 |
| Valves per cylinder | 4 |
| Bore | 84mm |
| Stroke | 89.6mm |
| Gearbox | Automatic |
|---|---|
| Number of gears | 8 |
| Drive wheels | Rear-wheel drive |
| Turning circle | 12m |
| Seats | 4 |
|---|---|
| Length | 4894mm |
| Width | 1894mm |
| Height | 1365mm |
| Wheelbase | 2855mm |
| Front track | 1600mm |
| Rear track | 1665mm |
| Kerb weight | 1895kg |
| Gross weight | 2325kg |
| Displacement | 460kg |
| Min. boot capacity | 460litre |
| Max. boot capacity | 1265litre |
| Front/rear axle load | 1095/1290kg |
| Body type | Cabriolet |
| Front suspension | Independent, Multi wishbone, Self-adjusting shock absorbers, Stabilizer bar |
|---|---|
| Rear suspension | Independent, Multi wishbone, Self-adjusting shock absorbers, Stabilizer bar |
| Front brakes | Ventilated disc |
| Rear brakes | Ventilated disc |
| City | 13.2 litres / 100km |
|---|---|
| Highway | 7.3 litres / 100km |
| Average | 9.5 litres / 100km |
Estimated from official figures. Actual consumption varies by driving style and conditions.