The 2020 Bentley Bentayga is available as a 4-door, 5-seat sport utility. Starting at $240,400, the 2020 Bentley Bentayga Speed 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 17-mpg on the highway. The top of the line 2020BentleyBentaygaDesign Edition , priced at $ 203,200 , 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 23-mpg on the highway.