Mg Mgf vs Mg Z s: 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 Z s
75%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Mg Mgf (67%) and Mg Z s (75%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mg Mgf | Mg Z s |
|---|---|---|
| MOT pass rate | 67% | 75% ✓ |
| MOT failure rate | 33% | 25% ✓ |
| Faults & advisories per test | 2.5 | 0.8 ✓ |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 85,206 mi | 61,424 mi |
| Sample size (vehicles) | 41,973 | 1 |
Most common faults
Mg Mgf
- Parking brake: efficiency below requirements (3.7.B.7)
- Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)
- Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Rear Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
Mg Z s
- Exhaust emissions carbon monoxide content after 2nd fast idle excessive (7.3.D.3)
- Exhaust emissions carbon monoxide content at idle excessive (7.3.D.4)
- Parking brake: efficiency below requirements (3.7.B.7)
Reliability FAQ
On MOT pass rate the Mg Mgf (67%) and Mg Z s (75%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mg Mgf report Full Mg Z s 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.