2011 BMW 640i Cabrio F12 0-60, quarter mile, specs
| 0-60 mph | 5.5 seconds |
| 0-100 kph | 5.9 seconds |
| Quarter mile | 15.4 s @ 106 mph |
| Top speed | 250 kph / 155 mph |
| Curb weight | 1840 kilograms (4057 pounds) |
| Year introduced | 2011 |
| Displacement | 2979 cubic centimeters (3.0 liters / 182 cubic inches) |
| Maximum power | 320 metric horsepower (316 brake horsepower / 235 kilowatts) @ 5800 rpm |
| Maximum torque | 450 Newton-meters (332 pound-feet) @ 1300 rpm |
| Engine location | front-mounted |
| Drive | rear wheel drive |
BMW 640i Cabrio 0-60 and acceleration in miles per hour
| 0-10 mph | 0.8 s |
| 0-20 mph | 1.5 s |
| 0-30 mph | 2.1 s |
| 0-40 mph | 2.9 s |
| 0-50 mph | 4.0 s |
| 0-60 mph | 5.5 s |
| 0-70 mph | 7.7 s |
| 0-80 mph | 10.8 s |
| 0-90 mph | 14.3 s |
| 0-100 mph | 17.8 s |
| 0-110 mph | 21.0 s |
| 0-120 mph | 23.5 s |
BMW 640i Cabrio quarter mile and acceleration in feet
| 300 feet | 6.2 s @ 64 mph |
| 1/8 mile | 10.0 s @ 86 mph |
| 1000 feet | 13.0 s @ 98 mph |
| Quarter mile | 15.4 s @ 106 mph |
| 2000 feet | 19.8 s @ 116 mph |
| 1/2 mile | 23.4 s @ 123 mph |
BMW 640i Cabrio acceleration times in kilometers per hour
| 0-10 kph | 0.5 s |
| 0-20 kph | 1.0 s |
| 0-30 kph | 1.4 s |
| 0-40 kph | 1.8 s |
| 0-50 kph | 2.2 s |
| 0-60 kph | 2.6 s |
| 0-70 kph | 3.2 s |
| 0-80 kph | 3.9 s |
| 0-90 kph | 4.8 s |
| 0-100 kph | 5.9 s |
| 0-110 kph | 7.3 s |
| 0-120 kph | 9.1 s |
| 0-130 kph | 11.1 s |
| 0-140 kph | 13.2 s |
| 0-150 kph | 15.4 s |
| 0-160 kph | 17.6 s |
| 0-170 kph | 19.7 s |
| 0-180 kph | 21.5 s |
| 0-190 kph | 23.1 s |
| 0-200 kph | 24.2 s |
BMW 640i Cabrio distance acceleration in meters
| 100 meters | 6.5 s @ 107 kph |
| 200 meters | 9.9 s @ 138 kph |
| 300 meters | 12.8 s @ 158 kph |
| 400 meters | 15.3 s @ 171 kph |
| 500 meters | 17.6 s @ 180 kph |
| 600 meters | 19.6 s @ 187 kph |
| 700 meters | 21.5 s @ 193 kph |
| 800 meters | 23.3 s @ 198 kph |
