See also:

Comparison with ordinary remote control
The functions can be controlled by pressing the buttons or via Comfort Access. Should a short delay occur when opening or closing the windows or the glass sunroof/panoramic glass sunroof, the s ...

Safety
Both the coupe and convertible have front airbags plus side-impact airbags built into the front seats. As required of all 2012 models sold in the U.S., the 640i has standard antilock brakes and an ...

Tire inflation pressures up to 100 mph/160 km/h
For speeds of up to 100 mph/160 km/h and for optimum driving comfort, note the pressure values in the tire inflation pressure table, and adjust as necessary. These pressure values can also be f ...