How reliable is the Kia Optima?
Owner-reported reliability data: inspection results, typical mileage, and the most common failures.
The Kia Optima consistently passes first-time inspections at an above-average rate. The most commonly reported issues are a brake lining or pad worn below 1.5mm, tyre tread depth not in accordance with the requirements, a tyre cords visible or damaged. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.
Above average reliability
Based on 8,382 inspection tests. First-time pass rate: 85%.
Kia Optima reliability by year
How the Kia Optima performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.
| Year cohort | Pass rate | Typical mileage @ 5 yrs |
|---|---|---|
| 2012 | 66.5% | – |
| 2013 | 74.6% | – |
| 2014 | 73.6% | – |
| 2015 | 80.7% | – |
| 2016 | 85.3% | – |
| 2017 | 85% | 107,463 km |
| 2018 | 87.1% | 95,337 km |
| 2019 | 86.9% | 94,930 km |
| 2020 | 90.8% | 120,197 km |
Model-level pattern, not per-car prediction
These figures describe the Kia Optima as a model. The reliability of any individual Kia Optima also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.
Frequently asked questions
Is the Kia Optima reliable?
Based on owner-reported inspection records, the Kia Optima consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 85%. Reliability varies by year and engine: see the year-by-year breakdown on this page for the specific cohort you're considering.
What are the common problems on the Kia Optima?
The most common owner-reported issues are: a brake lining or pad worn below 1.5mm (2% of inspections); Tyre tread depth not in accordance with the requirements (1.8% of inspections); A tyre cords visible or damaged (1% of inspections); A tyre seriously damaged (0.7% of inspections); Wiper blade missing or obviously not clearing the windscreen (0.6% of inspections).
What mileage is normal for a Kia Optima?
For a typical Kia Optima, owner-reported average mileage works out to about – at 3 years, 107,463 km at 5 years, and – at 10 years. The mileage section on this page shows the full distribution, high-use vs low-use cars often differ by a factor of three.
How do I check a specific Kia Optima before buying?
Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car, model-level reliability tells you the pattern, the VIN check tells you the car.