Bmw Z3
Reliability, running costs, and MOT data across 9 years from 30,418 real MOT tests.
Avg Pass Rate
78%
Total Tests
30,418
Best Year
2011 (90%)
Years Covered
9
About the Bmw Z3
The Bmw Z3 has been tested 30,418 times in 2026 MOT data across 9 model years (1996 to 2011), with an average pass rate of 78%. That's close to the national average of 82%. Available as petrol.
Best and Worst Years
The 2011 model is the most reliable with a 90% pass rate from 31 tests. The 1996 model has the lowest at 63%. With a 27 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer BMW Z3s 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 (1996) averages 96,619 miles, while the newest (2011) averages 39,105 miles.
Compared to the Bmw brand average of 88%, the Z3 is 10 points lower, placing it among the less reliable Bmw models.
Estimated Running Costs
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2011 detailsHow reliable is the Bmw Z3?
Bmw Z3 by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
Bmw Z3 Guides & Articles
How to Prepare for Your MOT: 20 Checks That Could Save You Money
8 min read
Buying GuideCars That Hold Their Value UK 2026 (Up to 71% After 3 Years)
10 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Problems: 7 Issues Owners Report (2026)
13 min read
Checking a specific Bmw Z3?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.