Know Your MOT
26.5%fail rate

Mercedes-Benz 300 MOT pass rate by year

How the Mercedes-Benz 300's MOT pass rate changes year by year, from 1983 to 1998, across the DVSA record.

What is the Mercedes-Benz 300 MOT pass rate by year?

The MOT pass and failure rate for each Mercedes-Benz 300 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 300 averages 26.5% failures across all years.

YearPass rateFailure rateTests
198366.7%33.3%1,511
198468.9%31.1%1,614
198568.1%31.9%1,381
198673.7%26.3%7,134
198774.8%25.2%12,729
198873.8%26.2%19,495
198974.7%25.3%26,509
199072.3%27.7%25,998
199173.7%26.3%25,551
199273.6%26.4%27,682
199373.5%26.5%13,152
199470.1%29.9%1,319
199870.8%29.2%1,204

Does age change how often a Mercedes-Benz 300 fails?

Older Mercedes-Benz 300s fail more often, as expected. The 1983 cars fail 33.3% of tests against 29.2% for the 1998. Across every year the model averages 26.5%. The 1983 is the weakest year at 33.3%, and the 1987 the strongest at 25.2%.

More on the Mercedes-Benz 300

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

See also
Mercedes-Benz 300: 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