The 2019 Rolls-Royce Phantom is available as a 4-door, 5-seat sedan. Starting at $450,000, the 2019 Rolls-Royce Phantom Sedan is powered by a 6.8L , 12 -cylinder engine mated to an automatic transmission that returns an EPA estimated 12-mpg in the city and 20-mpg on the highway. The top of the line 2019Rolls-RoycePhantomEWB Sedan , priced at $ 530,000 , is powered by a 6.8L , 12 - cylinder engine mated to an automatic transmission that returns an EPA estimated 12-mpg in the city and 20-mpg on the highway.