How reliable is the MG Zs?
Owner-reported reliability data: inspection results, typical mileage, and the most common failures.
The MG Zs consistently passes first-time inspections at an above-average rate. The most commonly reported issues are a headlamp or light source missing, inoperative or more than ½ not functioning in the case of led, a brake lining or pad worn below 1.5mm, tyre tread depth not in accordance with the requirements. Typical mileage by age and a year-by-year breakdown of reliability are shown below. All figures are owner-reported real-world data, not a marketing rating.
Above average reliability
Based on 20,198 inspection tests. First-time pass rate: 85.2%.
MG Zs reliability by year
How the MG Zs performs at first-time inspection, broken down by the year cohort. Empty cells mean we don't have enough owner-reported data for that year yet.
| Year cohort | Pass rate | Typical mileage @ 5 yrs |
|---|---|---|
| 2001 | 63.5% | – |
| 2002 | 66% | – |
| 2003 | 63.1% | – |
| 2004 | 69.2% | – |
| 2005 | 71.5% | – |
| 2006 | 67.6% | – |
| 2017 | 79.4% | 63,297 km |
| 2018 | 82.5% | 55,399 km |
| 2019 | 85.2% | 54,245 km |
| 2020 | 87% | 52,452 km |
| 2021 | 84.3% | – |
Model-level pattern, not per-car prediction
These figures describe the MG Zs as a model. The reliability of any individual MG Zs also depends on service history, accident history, and how it was driven. Run a free VIN check to see the records attached to a specific car you're considering.
Frequently asked questions
Is the MG Zs reliable?
Based on owner-reported inspection records, the MG Zs consistently passes first-time inspections at an above-average rate. Its first-time inspection pass rate sits around 85%. Reliability varies by year and engine: see the year-by-year breakdown on this page for the specific cohort you're considering.
What are the common problems on the MG Zs?
The most common owner-reported issues are: A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED (1.9% of inspections); a brake lining or pad worn below 1.5mm (1.2% of inspections); Tyre tread depth not in accordance with the requirements (1.2% of inspections); A headlamp or light source missing, inoperative or more than ½ not functioning in the case of LED (1% of inspections); Wiper blade missing or obviously not clearing the windscreen (1% of inspections).
What mileage is normal for a MG Zs?
For a typical MG Zs, owner-reported average mileage works out to about 35,679 km at 3 years, 54,245 km at 5 years, and – at 10 years. The mileage section on this page shows the full distribution, high-use vs low-use cars often differ by a factor of three.
How do I check a specific MG Zs before buying?
Enter the 17-character VIN on Carlytics. The free check shows decoded specs and open safety recalls. The full vehicle history report (from EUR 8.90) cross-references owner-reported issues, mileage records, and stolen-vehicle databases for the specific car, model-level reliability tells you the pattern, the VIN check tells you the car.