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Vauxhall Astra design cdti 100 vs Vauxhall Corsa: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Vauxhall Astra design cdti 100
72%
MOT pass rate · 274 vehicles
More reliable
Vauxhall Corsa
70%
MOT pass rate · 2,071,930 vehicles
Verdict: On MOT pass rate, the Vauxhall Astra design cdti 100 is the more reliable of the two — 72% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Head to head

Measure Vauxhall Astra design cdti 100 Vauxhall Corsa
MOT pass rate 72% 70%
MOT failure rate 28% 30%
Faults & advisories per test 0.0 2.0
Dangerous-fault share 2%
Average mileage 158,485 mi 89,092 mi
Sample size (vehicles) 274 2,071,930

Most common faults

Vauxhall Astra design cdti 100

No fault breakdown available.

Vauxhall Corsa

  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 Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Parking brake: efficiency below requirements (3.7.B.7)

Reliability FAQ

On MOT pass rate, the Vauxhall Astra design cdti 100 is the more reliable of the two — 72% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Full Vauxhall Astra design cdti 100 report Full Vauxhall Corsa 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.