Know Your MOT
20.6%fail rate

Mercedes-Benz B-Class MOT pass rate by year

How the Mercedes-Benz B-Class's MOT pass rate changes year by year, from 2005 to 2019, across the DVSA record.

What is the Mercedes-Benz B-Class MOT pass rate by year?

The MOT pass and failure rate for each Mercedes-Benz B-Class model year, from the DVSA record. Only years with at least 1,000 tests are shown, so each figure is a real average rather than a handful of cars. The Mercedes-Benz B-Class averages 20.6% failures across all years.

YearPass rateFailure rateTests
200574.9%25.1%26,585
200674.7%25.3%94,398
200775.3%24.7%88,842
200875.5%24.5%92,779
200976.2%23.8%96,462
201076.5%23.5%88,719
201176.0%24.0%64,232
201281.2%18.8%84,647
201382.6%17.4%93,249
201483.0%17.0%97,009
201584.9%15.1%57,924
201685.9%14.1%47,758
201787.0%13.0%45,860
201887.7%12.3%25,492
201990.8%9.2%3,210

Does age change how often a Mercedes-Benz B-Class fails?

Older Mercedes-Benz B-Classs fail more often, as expected. The 2005 cars fail 25.1% of tests against 9.2% for the 2019. Across every year the model averages 20.6%. The 2006 is the weakest year at 25.3%, and the 2019 the strongest at 9.2%.

More on the Mercedes-Benz B-Class

The full failure breakdown for this model, and how it compares to others.

See also
Mercedes-Benz B-Class: common MOT failures and the parts that fix them
All Mercedes-Benz models compared by MOT failure rate
MOT failure rates across Britain

Sources: DVSA MOT History API: MOT test results and defect data ยท DVSA MOT testing data for Great Britain