Compare the Lancia Thesis 3.2 V6 24v Comfortronic - [2003] vs BMW X5 35D Turbo - [2008]. Find out which car is the fastest, most powerful, lightest or has the biggest engine in our top trumps style comparison page. Find out which car has the highest top speed or is the fastest accelerating, is it the Lancia Thesis 3.2 V6 24v Comfortronic or the BMW X5 35D Turbo. We'll leave it up to you to decide which is your favourite.