Know Your MOT

MINI Cooper vs MINI John: MOT reliability compared

Updated 05 September 2026.

12.8%
MINI John MOT failure rate, 1.1 pts lower than MINI Cooper

MINI John is the more reliable MOT performer: 12.8% of MINI John MOTs fail versus 13.9% for MINI Cooper, a 1.1 point gap.

MetricMINI CooperMINI John
MOT failure rate13.9%12.8%
Tests analysed2,709,078146,908
Most common failureTyres (32.7%)Tyres (48.8%)

Questions and answers

Which is more reliable, MINI Cooper or MINI John?

MINI John is the more reliable MOT performer: 12.8% of MINI John MOTs fail versus 13.9% for MINI Cooper, a 1.1 point gap.

What is the MOT failure rate of the MINI Cooper?

13.9% of MINI Cooper MOT tests result in a failure, from 2,709,078 tests.

What is the MOT failure rate of the MINI John?

12.8% of MINI John MOT tests result in a failure, from 146,908 tests.

Compared here

MINI Cooper common MOT failures and failure rateMINI John common MOT failures and failure rate