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Vauxhall Corsa vs Vauxhall Viscount: 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 Viscount
79%
MOT pass rate · 967 vehicles
More reliable
Verdict: On MOT pass rate, the Vauxhall Viscount is the more reliable of the two — 79% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Head to head

Measure Vauxhall Corsa Vauxhall Viscount
MOT pass rate 70% 79% ✓
MOT failure rate 30% 21% ✓
Faults & advisories per test 2.0 1.6 ✓
Dangerous-fault share 2% 0% ✓
Average mileage 89,092 mi 48,694 mi
Sample size (vehicles) 2,071,930 967

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 Viscount

  1. Windscreen washer provides insufficient washer liquid (8.2.3)
  2. Parking brake: efficiency below requirements (3.7.B.7)
  3. Exhaust has a minor leak of exhaust gases (7.1.2)
  4. Oil leak
  5. Offside Rear Suspension spring mounting prescribed area is excessively corroded (2.4.A.3)
  6. Brakes imbalanced across an axle (3.7.B.5b)

Reliability FAQ

On MOT pass rate, the Vauxhall Viscount is the more reliable of the two — 79% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Full Vauxhall Corsa report Full Vauxhall Viscount 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.