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Mg Mgf vs Mg Zt+ auto: reliability comparison

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

Mg Mgf
67%
MOT pass rate · 41,973 vehicles
Mg Zt+ auto
82%
MOT pass rate · 35 vehicles
Verdict: On MOT pass rate the Mg Mgf (67%) and Mg Zt+ auto (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mg Mgf Mg Zt+ auto
MOT pass rate 67% 82% ✓
MOT failure rate 33% 18% ✓
Faults & advisories per test 2.5 0.7 ✓
Dangerous-fault share 1% 0% ✓
Average mileage 85,206 mi 64,810 mi
Sample size (vehicles) 41,973 35

Most common faults

Mg Mgf

  1. Parking brake: efficiency below requirements (3.7.B.7)
  2. Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)
  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. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  6. Nearside Front Tyre worn close to the legal limit (4.1.E.1)

Mg Zt+ auto

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  3. Offside Front 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. Rear Exhaust has part of the system slightly deteriorated (7.1.1a)
  6. Offside Headlamp not working on dipped beam (1.7.5a)

Reliability FAQ

On MOT pass rate the Mg Mgf (67%) and Mg Zt+ auto (82%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mg Mgf report Full Mg Zt+ auto 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.