If you're only slightly familiar with BMW's current set of drivetrains you'll be able to guess exactly what lies beneath the body of the 640i xDrive. Its engine is the same straight-six that you ...

It’s no slouch, but we’d take the 640i with twin-turbo 3.0-litre six-cylinder motor and 340PS that’s enough to deal with 0-62mph in just 5.2 seconds. The BMW 6 Series Gran Turismo includes twin front, ...

The 2019 BMW 6 Series 640i xDrive Gran Turismo is equipped with a[n]Gasoline 3.0L I-6 engine that can produce up to 335 hp @ 5500 rpm horsepower and a maximum torque of 330 lb-ft @ 1380 rpm.