Mg B gt vs Mg Mga 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 Mga sports
79%
MOT pass rate · 3 vehicles
Verdict: On MOT pass rate the Mg B gt (75%) and Mg Mga sports (79%) 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 Mga sports |
|---|---|---|
| MOT pass rate | 75% | 79% ✓ |
| MOT failure rate | 25% | 21% ✓ |
| Faults & advisories per test | 1.7 | 1.2 ✓ |
| Dangerous-fault share | 0% ✓ | 3% |
| Average mileage | 56,621 mi | 59,298 mi |
| Sample size (vehicles) | 47,800 | 3 |
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 Mga sports
- Nearside Front Lower Axle swivel pins and bushes swivel pin and/or bush slightly worn (5.1.2 (b) (i))
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside Front Lower Suspension arm has slight play in a pin/bush (2.4.G.2)
- Steering column top bearing slightly worn (2.1.2c)
- Offside Rear Inner Road wheel slightly distorted (5.2.2 (c) (i))
- Offside Seat belt buckle missing (7.1.2 (d))
Reliability FAQ
On MOT pass rate the Mg B gt (75%) and Mg Mga sports (79%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Mg B gt report Full Mg Mga 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.