Tesla Model S — reliability by registration year
2014–2020 · 7 registration years · 9,871 first tests
Registration years
First-attempt MOT results for every Model S 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 |
|---|---|---|---|---|
| 2020 | 827 | 80.2% | 82.1% | |
| 2019 | 1,134 | 83.8% | 85.4% | |
| 2018 | 1,696 | 81.9% | 83.7% | Tyres — Condition (rear) 21.8% |
| 2017 | 2,338 | 80.2% | 81.9% | Tyres — Condition (front) 17.9% |
| 2016 | 2,130 | 77.8% | 79.0% | Tyres — Condition (rear) 17.6% |
| 2015 | 1,188 | 74.8% | 76.0% | Tyres — Condition (rear) 18.1% |
| 2014 | 558 | 71.5% | 72.9% |