Mazda 6 Annual Fuel Cost
Running a 2021 Mazda 6 costs about $1,900 per year in fuel, based on 15,000 miles of driving at average U.S. fuel prices.
Latest model year (2021):
The Mazda 6 costs an estimated $2,100/year in fuel (302 g CO₂/mi).
Mazda 6 Fuel Cost — All Years
| Year | Trim | Engine | Fuel | MPG Comb. | Annual Cost | CO₂ (g/mi) | GHG Score |
|---|---|---|---|---|---|---|---|
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | $2,350 | 335 | 5 |
| 2021 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 302 | 6 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | $2,350 | 335 | 5 |
| 2020 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 302 | 6 |
| 2019 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 302 | 6 |
| 2019 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | $2,350 | 335 | 5 |
| 2019 | Man 6-spd, 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | $2,300 | 328 | 6 |
| 2018 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 26 | $2,350 | 335 | 5 |
| 2018 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 302 | 6 |
| 2018 | Man 6-spd, 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | $2,300 | 328 | 6 |
| 2017 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 304 | 7 |
| 2017 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 299 | 7 |
| 2017 | Man 6-spd, 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 28 | $2,200 | 315 | 6 |
| 2016 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 32 | $1,900 | 280 | 8 |
| 2016 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 7 |
| 2016 | Man 6-spd, 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 306 | 7 |
| 2015 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 298 | 7 |
| 2015 | Auto (S6), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 32 | $1,900 | 280 | 8 |
| 2015 | Man 6-spd, 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 308 | 7 |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Mazda 6 Fuel Cost FAQ
How much does it cost to fuel the Mazda 6?
The estimated annual fuel cost for the Mazda 6 is $1,900 per year, based on 15,000 miles of driving and average fuel prices. Costs vary by trim and engine.
How much CO₂ does the Mazda 6 produce?
The Mazda 6 produces approximately 280 grams of CO₂ per mile. Lower numbers mean fewer emissions. See the table for per-trim details.