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Vauxhall Astra vs Vauxhall Corsa sri: 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 Corsa sri
85%
MOT pass rate · 4,091 vehicles
More reliable
Verdict: On MOT pass rate, the Vauxhall Corsa sri is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Head to head

Measure Vauxhall Astra Vauxhall Corsa sri
MOT pass rate 72% 85% ✓
MOT failure rate 28% 15% ✓
Faults & advisories per test 2.1 0.2 ✓
Dangerous-fault share 2% ✓ 3%
Average mileage 111,290 mi 76,338 mi
Sample size (vehicles) 2,126,137 4,091

Most common faults

Vauxhall Astra

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Oil leak, but not excessive (8.4.1 (a) (i))
  4. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Oil leak

Vauxhall Corsa sri

  1. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  2. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  3. Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h))
  4. Nearside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
  6. Offside Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

Reliability FAQ

On MOT pass rate, the Vauxhall Corsa sri is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Full Vauxhall Astra report Full Vauxhall Corsa sri 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.