Mg 4 trophy vs Mg Mgf: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mg 4 trophy
90%
MOT pass rate · 23,431 vehicles
More reliable
Mg Mgf
67%
MOT pass rate · 41,973 vehicles
Verdict: On MOT pass rate, the Mg 4 trophy is the more reliable of the two — 90% pass first time versus 67%. It's one signal among several; check the full breakdown below.
Head to head
| Measure | Mg 4 trophy | Mg Mgf |
|---|---|---|
| MOT pass rate | 90% ✓ | 67% |
| MOT failure rate | 10% ✓ | 33% |
| Faults & advisories per test | 0.8 ✓ | 2.5 |
| Dangerous-fault share | 4% | 1% ✓ |
| Average mileage | 26,168 mi | 85,206 mi |
| Sample size (vehicles) | 23,431 | 41,973 |
Most common faults
Mg 4 trophy
- Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
- Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
- Offside Rear Brake disc worn, pitted or scored, but not seriously weakened (1.1.14 (a) (ii))
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)
Reliability FAQ
On MOT pass rate, the Mg 4 trophy is the more reliable of the two — 90% pass first time versus 67%. It's one signal among several; check the full breakdown below.
Full Mg 4 trophy report Full Mg Mgf 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.