Bmw 850
Reliability, running costs, and MOT data across 6 years from 506 real MOT tests.
Avg Pass Rate
87%
Total Tests
506
Best Year
1993 (96%)
Years Covered
6
How reliable is the Bmw 850?
Bmw 850 by Year
Checking a specific Bmw 850?
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About the Bmw 850
The Bmw 850 has been tested 506 times in 2024 MOT data across 6 model years (1991 to 2019), with an average pass rate of 87%. That's slightly above the national average of 82%. Available as petrol.
Best and Worst Years
The 1993 model is the most reliable with a 96% pass rate from 70 tests. The 1995 model has the lowest at 79%. With a 17 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer BMW 850s show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Mileage Across Years
The oldest model in our data (1991) averages 105,721 miles, while the newest (2019) averages 29,761 miles. Older models have covered serious mileage, so suspension and drivetrain wear are worth checking.
Click any year in the table above to see detailed running costs, individual reliability data, and comparisons with similar cars.