Mg Metro vs Mg Zr 10: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mg Metro
70%
MOT pass rate · 99,203 vehicles
Mg Zr 10
60%
MOT pass rate · 5 vehicles
Verdict: On MOT pass rate the Mg Metro (70%) and Mg Zr 10 (60%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mg Metro | Mg Zr 10 |
|---|---|---|
| MOT pass rate | 70% ✓ | 60% |
| MOT failure rate | 30% ✓ | 40% |
| Faults & advisories per test | 1.9 | 1.8 ✓ |
| Dangerous-fault share | 1% | 0% ✓ |
| Average mileage | 69,393 mi | 36,273 mi |
| Sample size (vehicles) | 99,203 | 5 |
Most common faults
Mg Metro
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
- Exhaust emissions hydrocarbon content excessive (7.3.B.1b)
- Nearside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)
- Parking brake: efficiency below requirements (3.7.B.7)
- Oil leak
- Service brake: efficiency below requirements (3.7.B.7)
Mg Zr 10
- Brakes imbalanced requirements only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.5b)
- Brakes imbalanced across an axle (3.7.B.5b)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Windscreen washer provides insufficient washer liquid (8.2.3)
- Parking brake: parking brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)
- Service brake: service brake efficiency only just met. It would appear that the braking system requires adjustment or repair. (3.7.B.7)
Reliability FAQ
On MOT pass rate the Mg Metro (70%) and Mg Zr 10 (60%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mg Metro report Full Mg Zr 10 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.