Bmw 840i m sport auto
Reliability, running costs, and MOT data across 3 years from 4,208 real MOT tests.
Avg Pass Rate
93%
Total Tests
4,208
Best Year
2020 (95%)
Years Covered
3
How reliable is the Bmw 840i m sport auto?
Bmw 840i m sport auto by Year
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About the Bmw 840i m sport auto
The Bmw 840i m sport auto has been tested 4,208 times in 2024 MOT data across 3 model years (2020 to 2022), 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 2020 model is the most reliable with a 95% pass rate from 292 tests. The 2022 model has the lowest at 91%. With just a 4 point spread, the 840i m sport auto is consistently reliable regardless of year.
Reliability Trend
Older BMW 840I M SPORT AUTOs tend to have better MOT pass rates than newer ones, with an average decline of 4 percentage points across model years.
Mileage Across Years
The oldest model in our data (2020) averages 27,477 miles, while the newest (2022) averages 17,293 miles.
Compared to the Bmw brand average of 88%, the 840i m sport auto 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.