Bmw M4
Reliability, running costs, and MOT data across 7 years from 37,912 real MOT tests.
Avg Pass Rate
93%
Total Tests
37,912
Best Year
2019 (94%)
Years Covered
7
How reliable is the Bmw M4?
Bmw M4 by Year
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About the Bmw M4
The Bmw M4 has been tested 37,912 times in 2024 MOT data across 7 model years (2014 to 2020), with an average pass rate of 93%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol.
Best and Worst Years
The 2019 model is the most reliable with a 94% pass rate from 5,666 tests. The 2017 model has the lowest at 91%. With just a 3 point spread, the M4 is consistently reliable regardless of year.
Reliability Trend
The BMW M4 has maintained consistent MOT pass rates across model years, varying by only 0 percentage points.
Mileage Across Years
The oldest model in our data (2014) averages 61,991 miles, while the newest (2020) averages 25,220 miles.
Compared to the Bmw brand average of 88%, the M4 performs 5 points better, making it one of the more reliable options in the Bmw range.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.