Mazda3 MPG by Year

EPA rates the best gas Mazda3 of each model year at 28 to 33 mpg combined.

Every year from 2010 to 2026 is below, with city and highway ratings and EPA's yearly cost to run each version.

Data: US EPA, fueleconomy.govUpdated Oct 1, 2026

Every Mazda3 model year

Newest first. Each cell is the best-rated version of that kind that year, with its city and highway ratings and EPA's yearly cost to run it. Open a year for every version.

Model year	Best gas
2026 Mazda3	30 mpg 27 city / 36 hwy $2,250 a year
2025 Mazda3	31 mpg 27 city / 37 hwy $2,150 a year
2024 Mazda3	31 mpg 27 city / 37 hwy $2,150 a year
2023 Mazda3	31 mpg 28 city / 36 hwy $2,150 a year
2022 Mazda3	31 mpg 28 city / 36 hwy $2,150 a year
2021 Mazda3	31 mpg 28 city / 36 hwy $2,150 a year
2020 Mazda3	30 mpg 26 city / 35 hwy $2,250 a year
2019 Mazda3	30 mpg 26 city / 35 hwy $2,250 a year
2018 Mazda3	32 mpg 28 city / 37 hwy $2,100 a year
2017 Mazda3	32 mpg 28 city / 37 hwy $2,100 a year
2016 Mazda3	33 mpg 30 city / 40 hwy $2,050 a year
2015 Mazda3	33 mpg 30 city / 40 hwy $2,050 a year
2014 Mazda3	33 mpg 30 city / 39 hwy $2,050 a year
2013 Mazda3	32 mpg 28 city / 39 hwy $2,100 a year
2012 Mazda3	32 mpg 28 city / 39 hwy $2,100 a year
2011 Mazda3	28 mpg 25 city / 32 hwy $2,400 a year
2010 Mazda3	28 mpg 25 city / 33 hwy $2,400 a year

When the best ratings changed

Each year against the model year before it. Years not listed kept the same best ratings.

2012 Gas up 4 mpg to 32
2014 Gas up 1 mpg to 33
2017 Gas down 1 mpg to 32
2019 Gas down 2 mpg to 30
2021 Gas up 1 mpg to 31
2026 Gas down 1 mpg to 30

Mazda3 best combined rating by model year

The best-rated gas version of each model year, from EPA.

2026: gas 30 mpg

Show as a table

Mazda3 best combined mpg by model year
Model year	Best gas version
2010	28
2011	28
2012	32
2013	32
2014	33
2015	33
2016	33
2017	32
2018	32
2019	30
2020	30
2021	31
2022	31
2023	31
2024	31
2025	31
2026	30

Mazda3 years to avoid and problems by year

How the Mazda3's fuel economy since 2010 compares with 54 other models

Questions

Which Mazda3 year has the best MPG?

By EPA's ratings, the best gas Mazda3 gets 33 mpg combined (2014 to 2016).

How much does a year of fuel cost for a Mazda3?

At EPA's current prices and 15,000 miles a year, the best gas version costs $2,050 (2014 to 2016) to $2,400 (2010 and 2011). Each year's page has the cost of every version.

Sources and method

US EPA and Department of Energy fuel economy data (fueleconomy.gov), file dated Sep 29, 2026.
EPA fuel price assumptions: regular $4.47, midgrade $5.07, premium $5.48, diesel $6.38 a gallon; electricity $0.15 per kWh. The yearly cost is EPA's estimate for 15,000 miles, 55% of them in the city; a plug-in hybrid's assumes EPA's typical mix of charging and gas.

Ratings are EPA estimates. Real-world mileage depends on how, where and in what weather you drive. How we build these pages. Spotted an error? Tell us.