The 2020 Kia Cadenza is available as a 4-door, 5-seat sedan. Starting at $37,850, the 2020 Kia Cadenza Technology 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 2020KiaCadenzaLimited , priced at $ 43,550 , 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.