To drive or be driven: That is the question for people who can afford such a choice. When it comes to the Bentley Mulsanne with its extended wheelbase, one could be more delighted to sit in the back of the car than in the front. But what is the situation when it comes to the sporty Maserati Quattroporte? Or the upgraded BMW 7 series by Alpina with the model name B7? Or the original, the BMW 750i?