Chart based on 587 Kia Optima and 2293 Hyundai Sonata repairs.
Chart based on 322 Kia Optima and 1073 Hyundai Sonata repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Don't infer Kia Optima or Hyundai Sonata problem frequency from what you see on this page. Many lucky owners have had no repairs, and their cars are not shown.
Kia Optima and Hyundai Sonata Problems and Repair Histories