The 2017 Genesis G80 is available as a 4-door, 5-seat sedan. Starting at $41,400, the 2017 Genesis G80 3.8 RWD is powered by a 3.8L , 6 -cylinder engine mated to an automatic transmission that returns an EPA estimated 18-mpg in the city and 28-mpg on the highway. The top of the line 2017GenesisG80AWD , priced at $ 43,900 , is powered by a 3.8L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 16-mpg in the city and 25-mpg on the highway.