2015 BMW 428 MOT pass rate: 85.8% (3,173 tests)
Is the 2015 428 getting worse?
Pass rate of 2015-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 87.8% +7.2 vs same-age |
|
| 2024 | 84.9% +6.3 vs same-age |
|
| 2025 | 84.7% +7.7 vs same-age |
The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.
What fails on a 2015 428
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Tyres | 372 | 48.0% |
| 2 | Brakes | 109 | 14.1% |
| 3 | Lamps, reflectors and electrical equipment | 86 | 11.1% |
| 4 | Suspension | 79 | 10.2% |
| 5 | Visibility | 47 | 6.1% |
| 6 | Road Wheels | 29 | 3.7% |
All 428 years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2014 | 4,158 | 84.5% | +8.7 pts | 63,394 |
| 2015 (this page) | 3,173 | 85.8% | +7.1 pts | 59,783 |
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FAQs
Is a 2015 BMW 428 reliable?
2015-registered examples passed 85.8% of their MOT tests (3,173 tests, 2023–2025), +7.1 points versus all UK cars registered in the same year. At roughly 11 years old with a median 59,783 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2015 428?
The median tested example shows 59,783 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.
Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.