CarCostCheck

BMW 7 SERIES (1998)

Running costs, common problems, and reliability data based on 33 real MOT tests in 2024.

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MOT Pass Rate

76%

Total Tests (2024)

33

Avg Mileage

129,863 mi

Est. Annual Cost

£2,397

Is the 1998 BMW 7 SERIES reliable?

Average reliability. Expect some repairs as it ages. That's 6 points below the national average of 82%. It falls below the BMW brand average of 88%.

At 26 years old, 76% of BMW 7 SERIESs from 1998 passed their MOT first time in 2024. That's based on 33 tests across the UK. The average mileage at this age is 129,863 miles.

How does the 1998 BMW 7 SERIES compare?

Rank among all 1998 cars156th out of 340(top 46%)
Rank among all BMW models1488th out of 1,564(top 95%)
vs national average-6% (82% avg)
vs 1998 cars average+1% (75% avg)
vs BMW average-12% (88% avg)

Mileage Analysis

The average 1998 BMW 7 SERIES has 129,863 miles on the clock, which is below the expected 192,400 miles for a 26-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Best year to buy a BMW 7 SERIES?

The most reliable year is the 2022 model with a 96% MOT pass rate, while the 2005 model has the lowest at 81%. The 1998 sits between the two at 76%.

How much does a 1998 BMW 7 SERIES cost to run?

⛽Fuel (Petrol, 5379cc)
£1,592
🏛️Road Tax
£250
🔧MOT Test
£55
🛠️Predicted Repairs
£500
Total per year£2,397
Per month£200/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

BMW 7 SERIES by Year

YearPass RateTestsAvg Mileage
202296%29639,598 mi
202194%1,29139,366 mi
202095%87241,603 mi
201993%1,28652,159 mi
201893%93364,053 mi
201792%1,12069,846 mi
201695%32569,801 mi
201581%48109,543 mi
201485%144126,469 mi
201383%655103,469 mi
201289%610108,621 mi
201184%190123,094 mi
201084%143125,285 mi
200984%159126,518 mi
200885%124140,762 mi
200784%98149,702 mi
200686%156156,601 mi
200581%77125,512 mi
199876%33129,863 mi
199786%35129,857 mi
199695%3891,838 mi

Checking a specific BMW 7 SERIES?

Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.

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About the 1998 BMW 7 SERIES

The 1998 BMW 7 SERIES is a premium performance with a 5379cc petrol engine. 33 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. Among all cars from 1998, the average MOT pass rate is 75%, and this model beats that benchmark.

With an average of 129,863 miles at 26 years old, BMW 7 SERIES owners tend to use this car less than the typical driver.

1998 BMW 7 SERIES Fuel Costs

The 5379cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 1998 BMW 7 SERIES?

Total estimated annual running cost is £2,397 (£200/month), broken down as £1592 fuel, £250 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 76% pass rate. Keeping on top of servicing will help avoid surprises.

BMW 7 SERIES Reliability Trend

Newer BMW 7 SERIESs show better MOT pass rates than older ones, with an average improvement of 7 percentage points.

Buying a Used 1998 BMW 7 SERIES

At 26 years old, the BMW 7 SERIES is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2022 model has the highest pass rate at 96%. Note: with only 33 tests in our data, these figures should be treated as indicative rather than definitive.

Alternatives to the 1998 BMW 7 SERIES

If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines: