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Vauxhall Forenza vs Vauxhall Vectra: reliability comparison

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

Vauxhall Forenza
73%
MOT pass rate · 1 vehicles
Vauxhall Vectra
67%
MOT pass rate · 740,983 vehicles
Verdict: On MOT pass rate the Vauxhall Forenza (73%) and Vauxhall Vectra (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Vauxhall Forenza Vauxhall Vectra
MOT pass rate 73% ✓ 67%
MOT failure rate 27% ✓ 33%
Faults & advisories per test 1.4 ✓ 2.3
Dangerous-fault share 0% ✓ 1%
Average mileage 74,353 mi 126,456 mi
Sample size (vehicles) 1 740,983

Most common faults

Vauxhall Forenza

  1. Oil leak
  2. nearside rear outer tyre wall cracking
  3. oil leak
  4. slight play nearside front wheel bearing
  5. Nearside Front Brake hose excessively deteriorated (3.6.B.4d)
  6. Nearside Front Brake pipe excessively corroded (3.6.B.2c)

Vauxhall Vectra

  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. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  4. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Oil leak
  6. Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Reliability FAQ

On MOT pass rate the Vauxhall Forenza (73%) and Vauxhall Vectra (67%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Vauxhall Forenza report Full Vauxhall Vectra 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.