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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 ...

BMW Assist or ConnectedDrive
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Pinch protection system
If the closing force when closing the glass sunroof exceeds a certain value, the closing movement is stopped, beginning at approximately one-third of the opening in the roof, or from the tilte ...