2021 Mazda Cx-30 SE-L Lux Mhev MOT pass rate: 93.7% (2,811 tests)
Is the 2021 Cx-30 SE-L Lux Mhev getting worse?
Pass rate of 2021-registered cars across recent test years:
| Test year | Pass rate | |
|---|---|---|
| 2024 | 93.5% +2.8 vs same-age |
|
| 2025 | 93.9% +3.7 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 Cx-30 SE-L Lux Mhev
| # | System | Defects recorded | Share |
|---|---|---|---|
| 1 | Tyres | 137 | 49.1% |
| 2 | Brakes | 49 | 17.6% |
| 3 | Visibility | 33 | 11.8% |
| 4 | Suspension | 24 | 8.6% |
| 5 | Noise, emissions and leaks | 16 | 5.7% |
| 6 | Lamps, reflectors and electrical equipment | 11 | 3.9% |
All Cx-30 SE-L Lux Mhev years compared
| Registration year | Tests | Pass rate | Vs same-age | Median mileage |
|---|---|---|---|---|
| 2020 | 2,337 | 92.8% | +2.8 pts | 26,664 |
| 2021 (this page) | 2,811 | 93.7% | +3.3 pts | 24,921 |
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FAQs
Is a 2021 Mazda Cx-30 SE-L Lux Mhev reliable?
2021-registered examples passed 93.7% of their MOT tests (2,811 tests, 2023–2025), +3.3 points versus all UK cars registered in the same year. At roughly 5 years old with a median 24,921 miles, condition now varies car by car — always check the individual MOT history.
What mileage is too high for a 2021 Cx-30 SE-L Lux Mhev?
The median tested example shows 24,921 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.