Mg B gt vs Mg Mgr v8: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Mg B gt
75%
MOT pass rate · 47,800 vehicles
Mg Mgr v8
92%
MOT pass rate · 2 vehicles
Verdict: On MOT pass rate the Mg B gt (75%) and Mg Mgr v8 (92%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Mg B gt | Mg Mgr v8 |
|---|---|---|
| MOT pass rate | 75% | 92% ✓ |
| MOT failure rate | 25% | 8% ✓ |
| Faults & advisories per test | 1.7 | 0.4 ✓ |
| Dangerous-fault share | 0% ✓ | 20% |
| Average mileage | 56,621 mi | 24,556 mi |
| Sample size (vehicles) | 47,800 | 2 |
Most common faults
Mg B gt
- Oil leak
- Parking brake: efficiency below requirements (3.7.B.7)
- Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
- Windscreen washer provides insufficient washer liquid (8.2.3)
- Horn not working (1.6.2a)
- Nearside Front Axle king pin has slight play in pin and/or bush (2.5.A.3a)
Mg Mgr v8
- Offside Rear Service brake effort inadequate at a wheel (1.2.1 (a) (i))
- Offside Rear Service brake excessively binding (1.2.1 (f))
- Rear Brakes imbalanced across an axle Axle 2 (1.2.1 (b) (i))
- Nearside Rear Service brake has no recorded effort at a wheel (1.2.1 (a) (ii))
- Central Front Oil leak, but not excessive From Gearbox (8.4.1 (a) (i))
Reliability FAQ
On MOT pass rate the Mg B gt (75%) and Mg Mgr v8 (92%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mg B gt report Full Mg Mgr v8 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.