2017 Aston Martin DB11 MOT pass rate: 95.4% (2,117 tests)
Is the 2017 DB11 getting worse?
Pass rate of 2017-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 94.7% +8.9 vs same-age |
|
| 2024 | 94.6% +10.7 vs same-age |
|
| 2025 | 96.9% +14.5 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 2017 DB11
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Lamps, reflectors and electrical equipment | 42 | 28.6% |
| 2 | Tyres | 38 | 25.9% |
| 3 | Visibility | 18 | 12.2% |
| 4 | Identification of the vehicle | 14 | 9.5% |
| 5 | Brakes | 11 | 7.5% |
| 6 | Noise, emissions and leaks | 9 | 6.1% |
All DB11 years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2017 (this page) | 2,117 | 95.4% | +11.3 pts | 20,092 |
| 2018 | 1,875 | 95.7% | +9.3 pts | 17,368 |
| 2019 | 1,530 | 94.5% | +6.1 pts | 14,517 |
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FAQs
Is a 2017 Aston Martin DB11 reliable?
2017-registered examples passed 95.4% of their MOT tests (2,117 tests, 2023–2025), +11.3 points versus all UK cars registered in the same year. At roughly 9 years old with a median 20,092 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2017 DB11?
The median tested example shows 20,092 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.