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Vauxhall Astra business edition nav t d vs Vauxhall Zafira: reliability comparison

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

Vauxhall Astra business edition nav t d
85%
MOT pass rate · 1,671 vehicles
More reliable
Vauxhall Zafira
72%
MOT pass rate · 574,048 vehicles
Verdict: On MOT pass rate, the Vauxhall Astra business edition nav t d is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Head to head

Measure Vauxhall Astra business edition nav t d Vauxhall Zafira
MOT pass rate 85% ✓ 72%
MOT failure rate 15% ✓ 28%
Faults & advisories per test 1.0 ✓ 2.1
Dangerous-fault share 5% 2% ✓
Average mileage 58,965 mi 116,941 mi
Sample size (vehicles) 1,671 574,048

Most common faults

Vauxhall Astra business edition nav t d

  1. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Front Brake pad(s) wearing thin (1.1.13 (a) (ii))
  5. Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g))
  6. Front Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))

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 Astra business edition nav t d is the more reliable of the two — 85% pass first time versus 72%. It's one signal among several; check the full breakdown below.

Full Vauxhall Astra business edition nav t d 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.