BMW 4 Series: reliability by registration year
2013-2022 · 10 registration years · 106,319 first tests
Registration years
First-attempt MOT results for every 4 Series 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.
| Year | First tests | First-attempt pass | Incl. PRS | Most common failure |
|---|---|---|---|---|
| 2022 | 6,811 | 88.3% | 89.7% | Tyre condition (front) 44.2% |
| 2021 | 6,480 | 87.9% | 89.3% | Tyre condition (front) 44.0% |
| 2020 | 4,356 | 86.9% | 88.6% | Tyre condition (front) 33.6% |
| 2019 | 9,724 | 84.8% | 86.3% | Tyre condition (front) 27.5% |
| about 1 in every 100 worse than the years either side. What most often failed a 2019 4 Series: Tyre condition (front) (27.5%) · Tyre tread depth (rear) (9.9%) · Brake pads (rear) (9.0%) | ||||
| 2018 | 14,744 | 84.9% | 86.8% | Tyre condition (front) 22.9% |
| 2017 | 16,372 | 84.3% | 86.4% | Tyre condition (front) 21.3% |
| 2016 | 17,416 | 83.1% | 85.3% | Tyre condition (rear) 18.5% |
| 2015 | 17,165 | 80.1% | 82.8% | Tyre condition (rear) 18.8% |
| 2014 | 11,797 | 77.5% | 80.5% | Tyre condition (rear) 16.4% |
| 2013 | 1,454 | 77.0% | 79.6% | Shock absorbers (rear) 15.0% |