MG 4: reliability by registration year
2022-2023 · 2 registration years · 3,602 first tests
Registration years
First-attempt MOT results for every 4 registration year with at least 500 first tests in 2025. Pass rates rise with newer cars, so read a year against its neighbours rather than against the top of the table. Years without their own report are listed here with the same figures.
| Year | First tests | First-attempt pass | Incl. PRS | Most common failure |
|---|---|---|---|---|
| 2023 | 910 | 91.5% | 93.6% | |
| 2022 | 2,692 | 87.9% | 92.6% | Tyre condition (front) 18.1% |
| about 4 in every 100 worse than the years either side. What most often failed a 2022 4: Tyre condition (front) (18.1%) · Headlight aim (front) (16.6%) | ||||