Know Your MOT

Morris Minor vs Morris 6: MOT reliability compared

Updated 05 September 2026.

25.0%
Morris 6 MOT failure rate, 2.5 pts lower than Morris Minor

Morris 6 is the more reliable MOT performer: 25.0% of Morris 6 MOTs fail versus 27.5% for Morris Minor, a 2.5 point gap.

MetricMorris MinorMorris 6
MOT failure rate27.5%25.0%
Tests analysed225,6555,666
Most common failureBrakes (51.9%)Brakes (50.4%)

Questions and answers

Which is more reliable, Morris Minor or Morris 6?

Morris 6 is the more reliable MOT performer: 25.0% of Morris 6 MOTs fail versus 27.5% for Morris Minor, a 2.5 point gap.

What is the MOT failure rate of the Morris Minor?

27.5% of Morris Minor MOT tests result in a failure, from 225,655 tests.

What is the MOT failure rate of the Morris 6?

25.0% of Morris 6 MOT tests result in a failure, from 5,666 tests.

Compared here

Morris Minor common MOT failures and failure rateMorris 6 common MOT failures and failure rate