Aston martin Convertible vs Aston martin Db9: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Aston martin Convertible
100%
MOT pass rate · 1 vehicles
Aston martin Db9
89%
MOT pass rate · 5,584 vehicles
Verdict: On MOT pass rate the Aston martin Convertible (100%) and Aston martin Db9 (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Aston martin Convertible | Aston martin Db9 |
|---|---|---|
| MOT pass rate | 100% ✓ | 89% |
| MOT failure rate | 0% ✓ | 11% |
| Faults & advisories per test | 0.0 ✓ | 0.7 |
| Dangerous-fault share | — ✓ | 1% |
| Average mileage | 26,965 mi | 42,014 mi |
| Sample size (vehicles) | 1 | 5,584 |
Most common faults
Aston martin Convertible
No fault breakdown available.
Aston martin Db9
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Under-trays fitted obscuring some underside components
- Rear Brake pad(s) wearing thin (3.5.1g)
- Offside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
- Nearside Front Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
Reliability FAQ
On MOT pass rate the Aston martin Convertible (100%) and Aston martin Db9 (89%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Aston martin Convertible report Full Aston martin Db9 report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.