Mazda Mx-5 vs Mazda 626: MOT reliability compared
Updated 05 September 2026.
23.4%
Mazda Mx-5 MOT failure rate, 9.4 pts lower than Mazda 626
Mazda Mx-5 is the more reliable MOT performer: 23.4% of Mazda Mx-5 MOTs fail versus 32.8% for Mazda 626, a 9.4 point gap.
| Metric | Mazda Mx-5 | Mazda 626 |
|---|---|---|
| MOT failure rate | 23.4% | 32.8% |
| Tests analysed | 2,549,412 | 326,996 |
| Most common failure | Brakes (33.4%) | Brakes (50.0%) |
Questions and answers
Which is more reliable, Mazda Mx-5 or Mazda 626?
Mazda Mx-5 is the more reliable MOT performer: 23.4% of Mazda Mx-5 MOTs fail versus 32.8% for Mazda 626, a 9.4 point gap.
What is the MOT failure rate of the Mazda Mx-5?
23.4% of Mazda Mx-5 MOT tests result in a failure, from 2,549,412 tests.
What is the MOT failure rate of the Mazda 626?
32.8% of Mazda 626 MOT tests result in a failure, from 326,996 tests.