2021 Kia K5The 2021 Kia K5 wears a new badge like it’s the first day on the job at a Best Buy. The four-door, family sedan’s an upgrade from the former Optima, Kia tells us. It looks the part, but is it different enough to put its kith and English, the 2020 Hyundai Sonata, in its rearview mirror? If you missed the executive summary, it goes something… a href=»https://www.thecarconnection.com/news/1129011_2021-kia-k5-vs-2020-hyundai-sonata-compare-cars»>High Gear Media Network