Rover 75 An odd one but according to the stats delivers massive mileages in a degree of comfort. The BMW diesel is routinely excellent, but beware the head gasket trauma on the petrols. The 2.5 V6 is interesting and a ‘03 Connoisseur is well equipped and you will pay £------  (The prices are always changing ask the Future Proof Cars team for up to date prices and links to examples for sale).