The 2018 Hyundai Elantra GT is available as a 4-door, 5-seat hatchback. Starting at $19,350, the 2018 Hyundai Elantra GT Base (M6) is powered by a 2.0L , 4 -cylinder engine mated to a manual transmission that returns an EPA estimated 23-mpg in the city and 31-mpg on the highway. The top of the line 2018HyundaiElantra GTSport (DCT) , priced at $ 24,350 , is powered by a 1.6L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 26-mpg in the city and 32-mpg on the highway.