The 2015 Bentley Continental GT is available as a 2-door, 4-seat coupe. Starting at $209,600, the 2015 Bentley Continental GT Base Coupe is powered by a 6.0L , 0 -cylinder engine mated to an automatic transmission that returns an EPA estimated 12-mpg in the city and 21-mpg on the highway. The top of the line 2015BentleyContinental GTV8 S Convertible , priced at $ 226,000 , is powered by a 4.0L , 8 - cylinder engine mated to an automatic transmission that returns an EPA estimated 14-mpg in the city and 24-mpg on the highway.