Kia Rio 3 mhev
Reliability, running costs, and MOT data across 3 years from 999 real MOT tests.
Avg Pass Rate
94%
Total Tests
999
Best Year
2022 (97%)
Years Covered
3
How reliable is the Kia Rio 3 mhev?
Kia Rio 3 mhev by Year
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About the Kia Rio 3 mhev
The Kia Rio 3 mhev has been tested 999 times in 2024 MOT data across 3 model years (2020 to 2022), with an average pass rate of 94%. That's comfortably above the national average of 82%, making it a reliable choice. Available as hybrid.
Best and Worst Years
The 2022 model is the most reliable with a 97% pass rate from 63 tests. The 2020 model has the lowest at 91%. The 6 point spread between years means reliability varies somewhat, but no year is dramatically different.
Reliability Trend
Newer KIA RIO 3 MHEVs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Mileage Across Years
The oldest model in our data (2020) averages 25,096 miles, while the newest (2022) averages 21,016 miles.
Compared to the Kia brand average of 86%, the Rio 3 mhev performs 8 points better, making it one of the more reliable options in the Kia range.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.