Kia Stonic GT-Line Isg MHEV S-A
Reliability, estimated running costs, and MOT data across 1 model year from 566 MOT tests in 2024.
Avg Pass Rate
96%
Total Tests
566
Model Year
2021
Years Covered
1
About the Kia Stonic GT-Line Isg MHEV S-A
The Kia Stonic GT-Line Isg MHEV S-A was MOT tested 566 times in 2024 (DVSA data, retests included) across 1 model year (2021), with an average pass rate of 96%. That's comfortably above the average of 82% across all models in our data. Our records list hybrid versions.
Compared to the Kia brand average of 86%, the Stonic GT-Line Isg MHEV S-A performs 10 points better, making it one of the more reliable options in the Kia range.
Estimated Running Costs
Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.
Full 2021 detailsHow reliable is the Kia Stonic GT-Line Isg MHEV S-A?
Kia Stonic GT-Line Isg MHEV S-A by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2021 | 96% | 566 | 20,228 mi |
Questions about the Kia Stonic GT-Line Isg MHEV S-A
Is the Kia Stonic GT-Line Isg MHEV S-A reliable?
Across its 1 model year in our data (2021), the Kia Stonic GT-Line Isg MHEV S-A averages a 96% MOT pass rate, from 566 tests (DVSA MOT data for tests in 2024, retests included). That's 14 points above the average of 82% across all models in the same data.
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