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Mg 6 vs Mg Metro: reliability comparison

MOT pass rates, common faults and mileage compared from real UK MOT data.

Mg 6
75%
MOT pass rate · 2,632 vehicles
More reliable
Mg Metro
70%
MOT pass rate · 99,203 vehicles
Verdict: On MOT pass rate, the Mg 6 is the more reliable of the two — 75% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Head to head

Measure Mg 6 Mg Metro
MOT pass rate 75% ✓ 70%
MOT failure rate 25% ✓ 30%
Faults & advisories per test 2.2 1.9 ✓
Dangerous-fault share 4% 1% ✓
Average mileage 78,049 mi 69,393 mi
Sample size (vehicles) 2,632 99,203

Most common faults

Mg 6

  1. Offside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  2. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  3. Rear Brake pad(s) wearing thin (1.1.13 (a) (ii))
  4. Nearside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  5. Offside Rear Tyre worn close to legal limit/worn on edge (5.2.3 (e))
  6. Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))

Mg Metro

  1. Exhaust emissions carbon monoxide content excessive (7.3.B.1a)
  2. Exhaust emissions hydrocarbon content excessive (7.3.B.1b)
  3. Nearside Front Subframe mounting prescribed area is excessively corroded (2.4.A.3)
  4. Parking brake: efficiency below requirements (3.7.B.7)
  5. Oil leak
  6. Service brake: efficiency below requirements (3.7.B.7)

Reliability FAQ

On MOT pass rate, the Mg 6 is the more reliable of the two — 75% pass first time versus 70%. It's one signal among several; check the full breakdown below.

Full Mg 6 report Full Mg Metro 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.