While the 6 Series Gran Turismo is arguably not the best-looking four-door coupé, a range of great engines including a fantastic diesel, superb interior quality and masses of interior space make it one of the most usable luxury cars you can buy.get the best price
Entry-level SE trim gets everything you’re likely to need and would be our pick; 18in alloy wheels, leather seats (heated in the front), climate control, sat-nav, Bluetooth, adaptive LED headlights, a sports multi-function steering wheel and front and rear parking sensors are all standard.
Engine: 620d xDrive
We have yet to try this engine in the 6 Series GT, but based on based on our experience of the same engine in the mechanically similar 5 Series, we’re confident that it will be all the engine you’d ever realistically need. However, the smoother 630d is still our pick.