Vauxhall Astra vs Vauxhall Grandland ultimate turbo d a: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Vauxhall Astra
72%
MOT pass rate · 2,126,137 vehicles
Vauxhall Grandland ultimate turbo d a
90%
MOT pass rate · 1,487 vehicles
More reliable
Verdict: On MOT pass rate, the Vauxhall Grandland ultimate turbo d a is the more reliable of the two — 90% pass first time versus 72%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Vauxhall Astra | Vauxhall Grandland ultimate turbo d a |
|---|---|---|
| MOT pass rate | 72% | 90% ✓ |
| MOT failure rate | 28% | 10% ✓ |
| Faults & advisories per test | 2.1 | 0.9 ✓ |
| Dangerous-fault share | 2% ✓ | 4% |
| Average mileage | 111,290 mi | 26,463 mi |
| Sample size (vehicles) | 2,126,137 | 1,487 |
Most common faults
Vauxhall Astra
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Oil leak, but not excessive (8.4.1 (a) (i))
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Oil leak
Vauxhall Grandland ultimate turbo d a
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
- Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
Reliability FAQ
On MOT pass rate, the Vauxhall Grandland ultimate turbo d a is the more reliable of the two — 90% pass first time versus 72%. It's one signal among several; check the full breakdown below.
Full Vauxhall Astra report Full Vauxhall Grandland ultimate turbo d a 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.