Know Your MOT

MINI MINI vs MINI John: MOT reliability compared

Updated 05 September 2026.

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

MINI John is the more reliable MOT performer: 12.8% of MINI John MOTs fail versus 25.6% for MINI MINI, a 12.8 point gap.

MetricMINI MINIMINI John
MOT failure rate25.6%12.8%
Tests analysed8,159,683146,908
Most common failureLamps & electrical (29.0%)Tyres (48.8%)

Questions and answers

Which is more reliable, MINI MINI or MINI John?

MINI John is the more reliable MOT performer: 12.8% of MINI John MOTs fail versus 25.6% for MINI MINI, a 12.8 point gap.

What is the MOT failure rate of the MINI MINI?

25.6% of MINI MINI MOT tests result in a failure, from 8,159,683 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 MINI common MOT failures and failure rateMINI John common MOT failures and failure rate