Know Your MOT

Mazda 3 vs Mazda Cx-5: MOT reliability compared

Updated 05 September 2026.

14.5%
Mazda Cx-5 MOT failure rate, 7.9 pts lower than Mazda 3

Mazda Cx-5 is the more reliable MOT performer: 14.5% of Mazda Cx-5 MOTs fail versus 22.4% for Mazda 3, a 7.9 point gap.

MetricMazda 3Mazda Cx-5
MOT failure rate22.4%14.5%
Tests analysed2,101,290555,867
Most common failureSuspension (37.3%)Suspension (30.3%)

Questions and answers

Which is more reliable, Mazda 3 or Mazda Cx-5?

Mazda Cx-5 is the more reliable MOT performer: 14.5% of Mazda Cx-5 MOTs fail versus 22.4% for Mazda 3, a 7.9 point gap.

What is the MOT failure rate of the Mazda 3?

22.4% of Mazda 3 MOT tests result in a failure, from 2,101,290 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.

Compared here

Mazda 3 common MOT failures and failure rateMazda Cx-5 common MOT failures and failure rate