Chart based on 587 Kia Optima and 2873 Toyota Prius repairs.
Chart based on 322 Kia Optima and 1893 Toyota Prius 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 Toyota Prius 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 Toyota Prius Problems and Repair Histories