Vauxhall Astra vs Audi A4: MOT reliability compared
Updated 05 September 2026.
23.7%
Audi A4 MOT failure rate, 4.3 pts lower than Vauxhall Astra
Audi A4 is the more reliable MOT performer: 23.7% of Audi A4 MOTs fail versus 28.0% for Vauxhall Astra, a 4.3 point gap.
| Metric | Vauxhall Astra | Audi A4 |
|---|---|---|
| MOT failure rate | 28.0% | 23.7% |
| Tests analysed | 25,662,553 | 7,296,945 |
| Most common failure | Suspension (33.3%) | Suspension (29.5%) |
Questions and answers
Which is more reliable, Vauxhall Astra or Audi A4?
Audi A4 is the more reliable MOT performer: 23.7% of Audi A4 MOTs fail versus 28.0% for Vauxhall Astra, a 4.3 point gap.
What is the MOT failure rate of the Vauxhall Astra?
28.0% of Vauxhall Astra MOT tests result in a failure, from 25,662,553 tests.
What is the MOT failure rate of the Audi A4?
23.7% of Audi A4 MOT tests result in a failure, from 7,296,945 tests.