Bmw M550i xdrive auto
Reliability, running costs, and MOT data across 2 years from 325 real MOT tests.
Avg Pass Rate
90%
Total Tests
325
Best Year
2021 (91%)
Years Covered
2
How reliable is the Bmw M550i xdrive auto?
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About the Bmw M550i xdrive auto
The Bmw M550i xdrive auto has been tested 325 times in 2024 MOT data across 2 model years (2020 to 2021), with an average pass rate of 90%. That's comfortably above the national average of 82%, making it a reliable choice. Available as petrol.
Best and Worst Years
The 2021 model is the most reliable with a 91% pass rate from 263 tests. The 2020 model has the lowest at 89%. With just a 2 point spread, the M550i xdrive auto is consistently reliable regardless of year.
Mileage Across Years
The oldest model in our data (2020) averages 31,830 miles, while the newest (2021) averages 24,402 miles.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.