MG ZS (2020)
Running costs, common problems, and reliability data based on 7,930 real MOT tests in 2024.
MOT Pass Rate
87%
Total Tests (2024)
7,930
Avg Mileage
27,667 mi
Est. Annual Cost
£1,550
Is the 2020 MG ZS reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 4 years old, 87% of MG ZSs from 2020 passed their MOT first time in 2024. That's based on 7,930 tests across the UK. The average mileage at this age is 27,667 miles.
How does the 2020 MG ZS compare?
Mileage Analysis
The average 2020 MG ZS has 27,667 miles on the clock, which is in line with the expected 29,600 miles for a 4-year-old car, suggesting normal everyday use.
How much does a 2020 MG ZS cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MG ZS by Year
Checking a specific MG ZS?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2020 MG ZS
The 2020 MG ZS is a city car with a 999cc petrol engine. 7,930 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. It sits in the bottom 85% of 2020 cars for MOT pass rates.
With an average of 27,667 miles at 4 years old, MG ZS owners drive about as much as the UK average.
2020 MG ZS Fuel Costs
The modest 999cc petrol engine keeps fuel costs low, which is a real advantage for a city car. Expect around 50 mpg in mixed driving, which works out to roughly £955 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 MG ZS?
Total estimated annual running cost is £1,550 (£129/month), broken down as £955 fuel, £190 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.
MG ZS Reliability Trend
Newer MG ZSs show better MOT pass rates than older ones, with an average improvement of 10 percentage points.
Buying a Used 2020 MG ZS
At 4 years old, the MG ZS offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. With 7,930 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2020 MG ZS
If reliability is your priority, there are 2 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- FORD FIESTA (2018) 90% pass rate (+3%) from 157,746 tests
- VOLKSWAGEN GOLF (2019) 92% pass rate (+5%) from 89,653 tests
- VAUXHALL CORSA (2018) 85% pass rate (-2%) from 86,266 tests
- NISSAN QASHQAI (2018) 87% pass rate (same) from 78,522 tests