2020 Mercedes-Benz EQC 400 AMG Line Premium + 4M MOT pass rate: 83.9% (1,794 tests)
Is the 2020 EQC 400 AMG Line Premium + 4M getting worse?
Pass rate of 2020-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2023 | 85.8% -5.1 vs same-age |
|
| 2024 | 80.8% -9.1 vs same-age |
|
| 2025 | 84.8% -4.1 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 2020 EQC 400 AMG Line Premium + 4M
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Tyres | 310 | 72.3% |
| 2 | Suspension | 52 | 12.1% |
| 3 | Road Wheels | 22 | 5.1% |
| 4 | Visibility | 20 | 4.7% |
| 5 | Identification of the vehicle | 16 | 3.7% |
| 6 | Lamps, reflectors and electrical equipment | 5 | 1.2% |
All EQC 400 AMG Line Premium + 4M years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2020 (this page) | 1,794 | 83.9% | -6.0 pts | 31,360 |
| 2021 | 2,728 | 83.0% | -7.4 pts | 30,310 |
| 2022 | 2,367 | 82.5% | -8.8 pts | 27,413 |
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FAQs
Is a 2020 Mercedes-Benz EQC 400 AMG Line Premium + 4M reliable?
2020-registered examples passed 83.9% of their MOT tests (1,794 tests, 2023–2025), -6.0 points versus all UK cars registered in the same year. At roughly 6 years old with a median 31,360 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2020 EQC 400 AMG Line Premium + 4M?
The median tested example shows 31,360 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.