The 2018 Kia Cadenza is available as a 4-door, 5-seat sedan. Starting at $32,290, the 2018 Kia Cadenza Premium is powered by a 3.3L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 28-mpg on the highway. The top of the line 2018 Kia Cadenza Limited, priced at $44,690, is powered by a 3.3L, 6-cylinder engine mated to an automatic transmission that returns an EPA estimated 20-mpg in the city and 28-mpg on the highway.