Audi A3 vs Audi A6: MOT reliability compared
Updated 05 September 2026.
21.3%
Audi A6 MOT failure rate, 0.4 pts lower than Audi A3
Audi A6 is the more reliable MOT performer: 21.3% of Audi A6 MOTs fail versus 21.7% for Audi A3, a 0.4 point gap.
| Metric | Audi A3 | Audi A6 |
|---|---|---|
| MOT failure rate | 21.7% | 21.3% |
| Tests analysed | 7,707,618 | 2,819,307 |
| Most common failure | Tyres (26.9%) | Tyres (26.8%) |
Questions and answers
Which is more reliable, Audi A3 or Audi A6?
Audi A6 is the more reliable MOT performer: 21.3% of Audi A6 MOTs fail versus 21.7% for Audi A3, a 0.4 point gap.
What is the MOT failure rate of the Audi A3?
21.7% of Audi A3 MOT tests result in a failure, from 7,707,618 tests.
What is the MOT failure rate of the Audi A6?
21.3% of Audi A6 MOT tests result in a failure, from 2,819,307 tests.