MAZDA 6 (2015)
Running costs, common problems, and reliability data based on 11,898 real MOT tests in 2024.
MOT Pass Rate
82%
Total Tests (2024)
11,898
Avg Mileage
88,374 mi
Est. Annual Cost
£1,867
Is the 2015 MAZDA 6 reliable?
Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.
At 9 years old, 82% of MAZDA 6s from 2015 passed their MOT first time in 2024. That's based on 11,898 tests across the UK. The average mileage at this age is 88,374 miles.
How does the 2015 MAZDA 6 compare?
Mileage Analysis
The average 2015 MAZDA 6 has 88,374 miles on the clock, which is above the expected 66,600 miles for a 9-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
Best year to buy a MAZDA 6?
The most reliable year is the 2020 model with a 94% MOT pass rate, while the 2002 model has the lowest at 54%. The 2015 sits between the two at 82%.
How much does a 2015 MAZDA 6 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.
MAZDA 6 by Year
| Year | Pass Rate | Tests | Avg Mileage |
|---|---|---|---|
| 2021 | 93% | 118 | 26,540 mi |
| 2020 | 94% | 1,786 | 31,783 mi |
| 2019 | 91% | 7,381 | 44,030 mi |
| 2018 | 89% | 5,151 | 55,840 mi |
| 2017 | 87% | 7,764 | 68,812 mi |
| 2016 | 84% | 11,771 | 78,854 mi |
| 2015 | 82% | 11,898 | 88,374 mi |
| 2014 | 80% | 11,144 | 97,838 mi |
| 2013 | 80% | 7,682 | 103,079 mi |
| 2012 | 75% | 5,149 | 103,925 mi |
| 2011 | 74% | 7,535 | 117,021 mi |
| 2010 | 73% | 9,673 | 121,783 mi |
| 2009 | 73% | 7,396 | 124,353 mi |
| 2008 | 71% | 6,498 | 124,138 mi |
| 2007 | 68% | 4,401 | 109,611 mi |
| 2006 | 69% | 2,430 | 105,119 mi |
| 2005 | 64% | 1,596 | 100,805 mi |
| 2004 | 62% | 763 | 99,968 mi |
| 2003 | 63% | 356 | 98,803 mi |
| 2002 | 54% | 140 | 98,087 mi |
Checking a specific MAZDA 6?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2015 MAZDA 6
The 2015 MAZDA 6 is a family car with a 1998cc petrol engine. 11,898 of these vehicles were MOT tested in 2024, making it one of the most commonly tested cars on UK roads. Among all cars from 2015, the average MOT pass rate is 83%, and this model falls short of that benchmark.
With an average of 88,374 miles at 9 years old, MAZDA 6 owners cover more miles than the average driver.
2015 MAZDA 6 Fuel Costs
The 1998cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2015 MAZDA 6?
Total estimated annual running cost is £1,867 (£156/month), broken down as £1327 fuel, £135 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 82% pass rate. Keeping on top of servicing will help avoid surprises.
MAZDA 6 Reliability Trend
Newer MAZDA 6s show better MOT pass rates than older ones, with an average improvement of 18 percentage points.
Buying a Used 2015 MAZDA 6
At 9 years old, this is a solid used buy if you find one with good service history. Depreciation has levelled off, so you won't lose much more value. Focus on condition over mileage. If you're flexible on year, the 2020 model has the highest pass rate at 94%. With 11,898 MOT tests in our data, there's strong statistical confidence in these figures.
Alternatives to the 2015 MAZDA 6
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 FOCUS (2013) 78% pass rate (-4%) from 132,292 tests
- NISSAN QASHQAI (2013) 72% pass rate (-10%) from 84,989 tests
- BMW 3 SERIES (2015) 88% pass rate (+6%) from 61,659 tests
- MERCEDES C (2014) 85% pass rate (+3%) from 54,729 tests