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Mg Mgf s vs Mg Zs: reliability comparison

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

Mg Mgf s
67%
MOT pass rate · 1 vehicles
Mg Zs
74%
MOT pass rate · 38,862 vehicles
Verdict: On MOT pass rate the Mg Mgf s (67%) and Mg Zs (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Head to head

Measure Mg Mgf s Mg Zs
MOT pass rate 67% 74% ✓
MOT failure rate 33% 26% ✓
Faults & advisories per test 4.0 1.8 ✓
Dangerous-fault share 0% ✓ 1%
Average mileage 62,312 mi 71,653 mi
Sample size (vehicles) 1 38,862

Most common faults

Mg Mgf s

  1. Nearside Rear Brake pipe slightly corroded (3.6.B.2c)
  2. Front Windscreen wiper blade insecure (8.2.2)
  3. Inner Front Tyre tread depth below requirements of 1.6mm (4.1.E.1)
  4. Nearside Front Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)
  5. Offside Front Front suspension has excessive play in a lower suspension ball joint (2.5.B.1a)
  6. Nearside Brake pipe slightly corroded (3.6.B.2c)

Mg Zs

  1. Nearside Front Tyre worn close to the legal limit (4.1.E.1)
  2. Offside Front Tyre worn close to the legal limit (4.1.E.1)
  3. Parking brake: efficiency below requirements (3.7.B.7)
  4. Nearside Rear Tyre worn close to the legal limit (4.1.E.1)
  5. Offside Rear Tyre worn close to the legal limit (4.1.E.1)
  6. Nearside Front Tyre worn close to legal limit/worn on edge (5.2.3 (e))

Reliability FAQ

On MOT pass rate the Mg Mgf s (67%) and Mg Zs (74%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.

Full Mg Mgf s report Full Mg Zs 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.