BMW 728 (1997)
Running costs, common problems, and reliability data based on 315 real MOT tests in 2024.
MOT Pass Rate
78%
Total Tests (2024)
315
Avg Mileage
132,213 mi
Est. Annual Cost
£2,397
Is the 1997 BMW 728 reliable?
Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the BMW brand average of 88%.
At 27 years old, 78% of BMW 728s from 1997 passed their MOT first time in 2024. That's based on 315 tests across the UK. The average mileage at this age is 132,213 miles.
How does the 1997 BMW 728 compare?
Mileage Analysis
The average 1997 BMW 728 has 132,213 miles on the clock, which is below the expected 199,800 miles for a 27-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Best year to buy a BMW 728?
The most reliable year is the 1996 model with a 89% MOT pass rate, while the 1997 model has the lowest at 78%. Consider a different year if reliability is a priority.
How much does a 1997 BMW 728 cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
BMW 728 by Year
Checking a specific BMW 728?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 1997 BMW 728
The 1997 BMW 728 is a premium performance with a 2793cc petrol engine. 315 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 1997, the average MOT pass rate is 75%, and this model beats that benchmark.
With an average of 132,213 miles at 27 years old, BMW 728 owners tend to use this car less than the typical driver.
1997 BMW 728 Fuel Costs
The 2793cc 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 1997 BMW 728?
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 78% pass rate. Keeping on top of servicing will help avoid surprises.
BMW 728 Reliability Trend
The BMW 728 has maintained consistent MOT pass rates across model years, varying by only 1 percentage points.
Buying a Used 1997 BMW 728
At 27 years old, the BMW 728 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.
Alternatives to the 1997 BMW 728
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN TRANSPORTER (1996) 67% pass rate (-11%) from 8,643 tests
- BMW Z3 (1999) 78% pass rate (same) from 8,191 tests
- BMW 3 SERIES (1999) 78% pass rate (same) from 7,815 tests
- MERCEDES SLK (1999) 79% pass rate (+1%) from 4,295 tests