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Vauxhall Cdti vs Vauxhall Corsa: reliability comparison

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

Vauxhall Cdti
67%
MOT pass rate · 9 vehicles
Vauxhall Corsa
70%
MOT pass rate · 2,071,930 vehicles
Verdict: On MOT pass rate the Vauxhall Cdti (67%) and Vauxhall Corsa (70%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Vauxhall Cdti Vauxhall Corsa
MOT pass rate 67% 70% ✓
MOT failure rate 33% 30% ✓
Faults & advisories per test 1.8 ✓ 2.0
Dangerous-fault share 5% 2% ✓
Average mileage 142,761 mi 89,092 mi
Sample size (vehicles) 9 2,071,930

Most common faults

Vauxhall Cdti

  1. Oil leak, but not excessive (8.4.1 (a) (i))
  2. Nearside Stop lamp not working (1.2.1b)
  3. Offside Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
  4. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))
  5. Nearside Rear Shock absorber has a light misting of oil (2.7.3)
  6. Nearside Front Tyre worn close to the legal limit (4.1.E.1)

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 Cdti (67%) and Vauxhall Corsa (70%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Vauxhall Cdti 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.