Kia K5 2025 Review. With its striking modern and angular appearance and a new base powertrain for the 2025 model year, can it keep up that momentum or even build on it? Kia says the name change from cerato to k4 brings it into line with the rest of the world where it already sells the k3 (formerly kia rio), k5 (nee optima) and k8 (cadenza), and.

Two choices, one more powerful engine. Learn about this sporty looking sedan’s new features in the motortrend buyer’s guide.