The 2011 Rolls-Royce Phantom Coupe is available as a 2-door, 4-seat coupe. Starting at $408,000, the 2011 Rolls-Royce Phantom Coupe Base is powered by a 6.8L , 12 - cylinder engine mated to an automatic transmission that returns an EPA estimated 11-mpg in the city and 18-mpg on the highway.