Kia Stonic gt-line isg mhev
Reliability, running costs, and MOT data across 2 years from 1,744 real MOT tests.
Avg Pass Rate
97%
Total Tests
1,744
Best Year
2022 (97%)
Years Covered
2
How reliable is the Kia Stonic gt-line isg mhev?
Kia Stonic gt-line isg mhev by Year
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About the Kia Stonic gt-line isg mhev
The Kia Stonic gt-line isg mhev has been tested 1,744 times in 2024 MOT data across 2 model years (2021 to 2022), with an average pass rate of 97%. 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 124 tests. The 2021 model has the lowest at 96%. With just a 1 point spread, the Stonic gt-line isg mhev is consistently reliable regardless of year.
Mileage Across Years
The oldest model in our data (2021) averages 21,854 miles, while the newest (2022) averages 25,448 miles.
Compared to the Kia brand average of 86%, the Stonic gt-line isg mhev performs 11 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.