Kia K5 is more popular than Hyundai Sonata in Korea.
Best selling car, Sonata is loosing position in Korea. 6th generation Sonata, Korean called it YF Sonata. Tow month ago, Kia motors release new generation of Optima, K5 K5 was sold 10,673, YF Sonata was sold 9,957 for June 2010 in Korea. Since 1st generation Sonata was released, a mount of selling was always top…