The 2019 Kia Optima is available as a 4-door, 5-seat sedan. Starting at $22,990, the 2019 Kia Optima LX (A6) is powered by a 2.4L , 4 -cylinder engine mated to an automatic transmission that returns an EPA estimated 24-mpg in the city and 33-mpg on the highway. The top of the line 2019KiaOptimaSX Turbo (A6) , priced at $ 31,990 , is powered by a 2.0L , 4 - cylinder engine mated to an automatic transmission that returns an EPA estimated 21-mpg in the city and 30-mpg on the highway.