Mg B gt vs Mg Mbg sports: 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 Mbg sports
73%
MOT pass rate · 1 vehicles
Verdict: On MOT pass rate the Mg B gt (75%) and Mg Mbg sports (73%) 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 Mbg sports |
|---|---|---|
| MOT pass rate | 75% ✓ | 73% |
| MOT failure rate | 25% ✓ | 27% |
| Faults & advisories per test | 1.7 ✓ | 2.4 |
| Dangerous-fault share | 0% ✓ | 2% |
| Average mileage | 56,621 mi | 32,359 mi |
| Sample size (vehicles) | 47,800 | 1 |
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 Mbg sports
- Nearside Front Shock absorber has a light misting of oil (2.7.3)
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Front wheel bearing has slight play (2.5.A.3c)
- Offside Front Suspension arm rubber bush deteriorated but not resulting in excessive movement (2.4.G.2)
- Nearside Front Steering pivot point has slight play (2.2.B.1g)
- Nearside Inner Front Tyre worn close to the legal limit (4.1.E.1)
Reliability FAQ
On MOT pass rate the Mg B gt (75%) and Mg Mbg sports (73%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mg B gt report Full Mg Mbg sports 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.