MG ZS: reliability by registration year
2018-2023 · 6 registration years · 58,002 first tests
Registration years
First-attempt MOT results for every ZS 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 | 1,467 | 87.3% | 91.5% | |
| 2022 | 17,287 | 85.2% | 88.0% | Coil spring (rear) 20.4% |
| 2021 | 14,459 | 86.5% | 88.9% | Tyre condition (front) 14.1% |
| about 3 in every 100 better than the years either side. What most often failed a 2021 ZS: Tyre condition (front) (14.1%) · Tyre tread depth (front) (9.8%) · Brake pads (front) (9.7%) | ||||
| 2020 | 11,763 | 81.0% | 84.7% | Tyre condition (front) 14.5% |
| 2019 | 8,181 | 75.3% | 79.7% | Headlight (front) 11.5% |
| about 2 in every 100 worse than the years either side. What most often failed a 2019 ZS: Headlight (front) (11.5%) · Petrol emissions (with catalyst) (9.8%) · Tyre condition (front) (9.2%) | ||||
| 2018 | 4,845 | 74.5% | 78.8% | Headlight 9.0% |