Mazda 3
Reliability, running costs, and MOT data across 19 years from 188,962 real MOT tests.
Avg Pass Rate
80%
Total Tests
188,962
Best Year
2022 (98%)
Years Covered
19
About the Mazda 3
The Mazda 3 has been tested 188,962 times in 2026 MOT data across 19 model years (2004 to 2022), with an average pass rate of 80%. That's close to the national average of 82%. Available as petrol and diesel.
Best and Worst Years
The 2022 model is the most reliable with a 98% pass rate from 243 tests. The 2004 model has the lowest at 65%. With a 33 point spread, choosing the right year makes a big difference to reliability.
Reliability Trend
Newer MAZDA 3s show better MOT pass rates than older ones, with an average improvement of 16 percentage points.
Mileage Across Years
The oldest model in our data (2004) averages 98,523 miles, while the newest (2022) averages 21,571 miles.
Estimated Running Costs
Based on 7,400 miles/year, current fuel prices, and MOT pass rate data. Insurance not included.
Full 2022 detailsHow reliable is the Mazda 3?
Mazda 3 by Year
Click any year to see detailed running costs, reliability data, and comparisons with similar cars.
| Year | Pass Rate | Tests | Avg Mileage | |
|---|---|---|---|---|
| 2022 | 98% | 243 | 21,571 mi | |
| 2021 | 94% | 6,556 | 23,403 mi | |
| 2020 | 94% | 6,787 | 28,046 mi | |
| 2019 | 92% | 7,145 | 34,301 mi | |
| 2018 | 88% | 11,205 | 42,804 mi | |
| 2017 | 83% | 13,489 | 51,801 mi | |
| 2016 | 82% | 17,936 | 61,550 mi | |
| 2015 | 81% | 19,839 | 70,981 mi | |
| 2014 | 80% | 14,280 | 76,594 mi | |
| 2013 | 80% | 8,703 | 81,092 mi | |
| 2012 | 79% | 8,608 | 91,364 mi | |
| 2011 | 75% | 9,731 | 95,384 mi | |
| 2010 | 74% | 15,144 | 101,714 mi | |
| 2009 | 72% | 14,024 | 101,557 mi | |
| 2008 | 70% | 11,826 | 101,647 mi | |
| 2007 | 69% | 9,747 | 106,801 mi | |
| 2006 | 68% | 7,178 | 107,923 mi | |
| 2005 | 67% | 5,007 | 107,158 mi | |
| 2004 | 65% | 1,514 | 98,523 mi |
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