The X5 sticks to BMW's well-proven SUV formula, delivering a competent and refined off-roader – but one that's lacking the extra flourishes found in a Range Rover Sport or Porsche Cayenne Turbo
Can Maranello evoke past greats with its latest front-engined V12, or do rivals from Aston Martin, Porsche and Lamborghini have a more complete take on the supercar formula?