The 2020 BMW 7 series is the most luxurious car BMW make and is competing with the Audi A8 and Mercedes S Class. We take a detailed look at the most popular model the BMW 7 series M sport 730d. We take a look around the outside of this luxury limousine and discuss its styling, practicality, passenger comfort, gadgets and of course the driving experience. Can the 2020 730d M sport really be the ultimate driving machine. We take an in-depth look at the interior in the cabin from the new version of iDrive 7, some areas of the tech in the car including adaptive cruise control, the cost of the new 2020 BMW 7 series and general driving experience