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Ford 7y eight vs Ford Fiesta: reliability comparison

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

Ford 7y eight
83%
MOT pass rate · 2 vehicles
Ford Fiesta
73%
MOT pass rate · 2,835,744 vehicles
Verdict: On MOT pass rate the Ford 7y eight (83%) and Ford Fiesta (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Ford 7y eight Ford Fiesta
MOT pass rate 83% ✓ 73%
MOT failure rate 17% ✓ 27%
Faults & advisories per test 0.7 ✓ 2.1
Dangerous-fault share 0% ✓ 2%
Average mileage 79,462 mi 84,529 mi
Sample size (vehicles) 2 2,835,744

Most common faults

Ford 7y eight

  1. slight noise on nearside front wheel bearing
  2. Oil leak, but not excessive (8.4.1 (a) (i))
  3. Front Windscreen wiper not operating over a large enough area to give an adequate view (8.2.1c)
  4. Rear Stop lamp not working (1.2.1b)
  5. Nearside Headlamp not working on main beam (1.7.5a)
  6. Rear Brakes imbalanced across an axle (3.7.B.5b)

Ford Fiesta

  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. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  4. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Offside Rear Brake pipe slightly corroded (3.6.B.2c)

Reliability FAQ

On MOT pass rate the Ford 7y eight (83%) and Ford Fiesta (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Ford 7y eight report Full Ford Fiesta 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.