2015 Kia Optima by EurovisionNim — CC BY-SA 4.0 With so many car brands pivoting more towards SUVs and trucks, it can be easy to lose a model with the constant shuffling deck of options. Luckily, Kia’s solid mid-size sedan hasn’t been lost like some car experts predicted. The fourth generation of the Kia Optima provided great cars from 2015 to 2020 with a range of options from the surprisingly well equipped base LX trim, to the sportier, more luxurious SX and SXL trims.