Mazda 6 vs Mazda Cx-5: MOT reliability compared
Updated 05 September 2026.
14.5%
Mazda Cx-5 MOT failure rate, 10.1 pts lower than Mazda 6
Mazda Cx-5 is the more reliable MOT performer: 14.5% of Mazda Cx-5 MOTs fail versus 24.6% for Mazda 6, a 10.1 point gap.
| Metric | Mazda 6 | Mazda Cx-5 |
|---|---|---|
| MOT failure rate | 24.6% | 14.5% |
| Tests analysed | 1,942,819 | 555,867 |
| Most common failure | Brakes (31.3%) | Suspension (30.3%) |
Questions and answers
Which is more reliable, Mazda 6 or Mazda Cx-5?
Mazda Cx-5 is the more reliable MOT performer: 14.5% of Mazda Cx-5 MOTs fail versus 24.6% for Mazda 6, a 10.1 point gap.
What is the MOT failure rate of the Mazda 6?
24.6% of Mazda 6 MOT tests result in a failure, from 1,942,819 tests.
What is the MOT failure rate of the Mazda Cx-5?
14.5% of Mazda Cx-5 MOT tests result in a failure, from 555,867 tests.