For those who remember the Optima days, the K5 GT might seem almost unrecognizable – and that's entirely the point. This isn't just another midsize sedan; it's Kia showing us exactly what they ...

A new mid-size sedan named the K5 debuted for 2021, taking the Optima’s place in Kia’s lineup. The final-generation Optima offered several premium features, as well as two available ...