CarCostCheck

BMW 850

Reliability, estimated running costs, and MOT data across 6 model years from 506 MOT tests in 2024.

Avg Pass Rate

87%

Total Tests

506

Model Years

1991 to 2019

Years Covered

6

About the BMW 850

The BMW 850 was MOT tested 506 times in 2024 (DVSA data, retests included) across 6 model years (1991 to 2019), with an average pass rate of 87%. That's slightly above the average of 82% across all models in our data. Our records list petrol versions.

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.

Estimated Running Costs

Fuel (Petrol, 4395cc)
£1,958
Road Tax
£200
MOT Test
£55
Predicted Repairs
£350
Total per year£2,563
Per month£214/mo

Based on 7,400 miles/year, average pump prices of 174.57p petrol and 199.33p diesel (GOV.UK weekly road fuel prices, week of 19 October 2026), and MOT pass rate data. Insurance not included.

Full 2019 details

How reliable is the BMW 850?

vs average of all models+5% (82% avg)
vs BMW brand average-1% (88% avg)

BMW 850 by Year

Click any year to see detailed running costs, reliability data, and comparisons with similar cars.

YearPass RateTestsAvg Mileage
201986%4229,761 mi
199579%4787,029 mi
199486%9186,954 mi
199396%7086,998 mi
199288%83110,100 mi
199186%173105,721 mi

Questions about the BMW 850

Is the BMW 850 reliable?

Across its 6 model years in our data (1991 to 2019), the BMW 850 averages an 87% MOT pass rate, from 506 tests (DVSA MOT data for tests in 2024, retests included). That's 5 points above the average of 82% across all models in the same data.

BMW 850 Guides & Articles

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