Know Your MOT

BMW 118 Series vs BMW 1 Series: MOT reliability compared

Updated 05 September 2026.

17.5%
BMW 1 Series MOT failure rate, 1.0 pts lower than BMW 118 Series

BMW 1 Series is the more reliable MOT performer: 17.5% of BMW 1 Series MOTs fail versus 18.5% for BMW 118 Series, a 1.0 point gap.

MetricBMW 118 SeriesBMW 1 Series
MOT failure rate18.5%17.5%
Tests analysed1,955,032995,170
Most common failureTyres (32.0%)Tyres (33.1%)

Questions and answers

Which is more reliable, BMW 118 Series or BMW 1 Series?

BMW 1 Series is the more reliable MOT performer: 17.5% of BMW 1 Series MOTs fail versus 18.5% for BMW 118 Series, a 1.0 point gap.

What is the MOT failure rate of the BMW 118 Series?

18.5% of BMW 118 Series MOT tests result in a failure, from 1,955,032 tests.

What is the MOT failure rate of the BMW 1 Series?

17.5% of BMW 1 Series MOT tests result in a failure, from 995,170 tests.

Compared here

BMW 118 Series common MOT failures and failure rateBMW 1 Series common MOT failures and failure rate