Learn what the seven most expensive cars ever were sold for in auction with the top one reaching nine figures! Find out what makes these cars valuable.

Although the Urus isn't as exotic as the Purosangue, this ABT-tuned monster is much obliged to teach the Fezza a lesson in straight-line performance ...

Although the CLE 53 was the faster machine from a dig, it could not do a thing to the V12-powered S 65 from a rolling start ...