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Vauxhall Cdtdi vs Vauxhall Zafira: reliability comparison

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

Vauxhall Cdtdi
67%
MOT pass rate · 1 vehicles
Vauxhall Zafira
72%
MOT pass rate · 574,048 vehicles
Verdict: On MOT pass rate the Vauxhall Cdtdi (67%) and Vauxhall Zafira (72%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Vauxhall Cdtdi Vauxhall Zafira
MOT pass rate 67% 72% ✓
MOT failure rate 33% 28% ✓
Faults & advisories per test 1.8 ✓ 2.1
Dangerous-fault share 0% ✓ 2%
Average mileage 100,574 mi 116,941 mi
Sample size (vehicles) 1 574,048

Most common faults

Vauxhall Cdtdi

  1. Offside Front Macpherson strut has slight movement at the upper attachment (2.5.A.1c)
  2. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Nearside Rear Tyre(s) incorrect because different size tyres are fitted on the same axle. (4.1.A.1a)
  4. Offside Headlamp aim beam image obviously incorrect (1.8.A.1b)
  5. Offside Front Outer Front constant velocity joint gaiter insecure to the extent that it no longer prevents the ingress of dirt etc (2.5.C.1a)
  6. Offside Front Track rod end ball joint has excessive play (2.2.B.1f)

Vauxhall Zafira

  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 Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Child seat fitted not allowing full inspection of adult belt

Reliability FAQ

On MOT pass rate the Vauxhall Cdtdi (67%) and Vauxhall Zafira (72%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Vauxhall Cdtdi report Full Vauxhall Zafira 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.