2018 Kia Stinger MOT pass rate: 89.0% (1,939 tests)
Is the 2018 Stinger getting worse?
Pass rate of 2018-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 87.9% -0.1 vs same-age |
|
| 2024 | 88.4% +2.2 vs same-age |
|
| 2025 | 90.7% +6.0 vs same-age |
The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.
What fails on a 2018 Stinger
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Tyres | 168 | 47.2% |
| 2 | Brakes | 103 | 28.9% |
| 3 | Visibility | 36 | 10.1% |
| 4 | Lamps, reflectors and electrical equipment | 18 | 5.1% |
| 5 | Noise, emissions and leaks | 10 | 2.8% |
| 6 | Identification of the vehicle | 8 | 2.2% |
All Stinger years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2018 (this page) | 1,939 | 89.0% | +2.6 pts | 40,928 |
| 2019 | 2,662 | 89.6% | +1.2 pts | 36,508 |
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FAQs
Is a 2018 Kia Stinger reliable?
2018-registered examples passed 89.0% of their MOT tests (1,939 tests, 2023–2025), +2.6 points versus all UK cars registered in the same year. At roughly 8 years old with a median 40,928 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2018 Stinger?
The median tested example shows 40,928 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.
Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.