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Under the Hood
The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph time of 5.5 seconds for both the coupe an ...

RDS
RDS broadcasts additional information, such as the station name, in the FM wave band. When playing a station with multiple frequencies, the system automatically switches to the frequency with ...

Visual warning
The approach to an object can be shown on the Control Display. Objects that are farther away are displayed on the Control Display before a signal tone sounds. Visual warning The display appe ...