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Vauxhall Corsa vs Vauxhall Insignia ultimate nav turbo d: reliability comparison

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

Vauxhall Corsa
70%
MOT pass rate · 2,071,930 vehicles
Vauxhall Insignia ultimate nav turbo d
87%
MOT pass rate · 315 vehicles
More reliable
Verdict: On MOT pass rate, the Vauxhall Insignia ultimate nav turbo d is the more reliable of the two — 87% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Head to head

Measure Vauxhall Corsa Vauxhall Insignia ultimate nav turbo d
MOT pass rate 70% 87% ✓
MOT failure rate 30% 13% ✓
Faults & advisories per test 2.0 1.1 ✓
Dangerous-fault share 2% ✓ 6%
Average mileage 89,092 mi 45,308 mi
Sample size (vehicles) 2,071,930 315

Most common faults

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)

Vauxhall Insignia ultimate nav turbo d

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  5. Offside Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  6. Offside Rear Tyre slightly damaged/cracking or perishing (5.2.3 (d) (ii))

Reliability FAQ

On MOT pass rate, the Vauxhall Insignia ultimate nav turbo d is the more reliable of the two — 87% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Full Vauxhall Corsa report Full Vauxhall Insignia ultimate nav turbo d 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.