The 2019 Chevrolet Impala is available as a 4-door, 5-seat sedan. Starting at $28,020, the 2019 Chevrolet Impala LS w/1LS is powered by a 2.5L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 22-mpg in the city and 29-mpg on the highway. The top of the line 2019ChevroletImpalaPremier w/2LZ , priced at $ 36,720 , is powered by a 3.6L , 6 - cylinder engine mated to an automatic transmission that returns an EPA estimated 19-mpg in the city and 28-mpg on the highway.