
Maybach 62 ($385,250) The first 4-doors sedan to make the list, the Maybach 62 includes many luxurious features and it was made for comfort rather than speed.
Source - http://www.thesupercars.org/top-cars/most-expensive-cars-in-the-world-top-10-list-2007-2008/
This is the 9th most expensive care in the world.