2021 MG ZS Exclusive T-Gdi MOT pass rate: 91.0% (1,790 tests)
Is the 2021 ZS Exclusive T-Gdi getting worse?
Pass rate of 2021-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2024 | 92.9% +2.2 vs same-age |
|
| 2025 | 89.3% -0.9 vs same-age |
The raw rate normally falls as cars age. The “vs same-age” figure compares this cohort with all UK cars registered in the same year, so normal ageing is not mistaken for a bad model year.
What fails on a 2021 ZS Exclusive T-Gdi
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Brakes | 141 | 57.3% |
| 2 | Tyres | 41 | 16.7% |
| 3 | Suspension | 28 | 11.4% |
| 4 | Visibility | 17 | 6.9% |
| 5 | Lamps, reflectors and electrical equipment | 8 | 3.3% |
| 6 | Noise, emissions and leaks | 6 | 2.4% |
All ZS Exclusive T-Gdi years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2021 (this page) | 1,790 | 91.0% | +0.6 pts | 24,136 |
- Free MOT history checkThe exact car’s failures, advisories and mileage trail — sellers can’t edit it
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FAQs
Is a 2021 MG ZS Exclusive T-Gdi reliable?
2021-registered examples passed 91.0% of their MOT tests (1,790 tests, 2023–2025), +0.6 points versus all UK cars registered in the same year. At roughly 5 years old with a median 24,136 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2021 ZS Exclusive T-Gdi?
The median tested example shows 24,136 miles. Anything far beyond that isn't automatically bad — a motorway-mile car with consistent service records often beats a low-mileage school-run car — but price accordingly and scrutinise the mileage trail for gaps or drops.
Source: DVSA Anonymised MOT tests and results, 2023–2025 extracts (96 million Class 4 initial tests; retests excluded). Only vehicles old enough for a routine first MOT are included. Age-adjusted figures compare the model-year cohort with all vehicles of the same registration year tested in the same calendar year. Contains public sector information licensed under OGL v3.0.