Mazda · 2003–2021 · Gas

Mazda 6 MPG by year

The EPA has rated 19 model years of the Mazda 6, from 2003 to 2021. The most fuel-efficient year is the 2016, at 32 MPG combined in its best configuration. The best 2021 model is 21% more efficient than the best 2003 model (29 vs. 24 MPG). The 2021 model is 4% more efficient than the median midsize car that year (29 vs. 28 MPG).

Most efficient year201632 MPG combined
Latest (2021)29 MPG$1,603/yr to fuel
First rated (2003)24 MPG$1,938/yr at today's prices
Model years rated1963 configurations

Combined MPG by model year

  • 6, most efficient version
  • Range across configurations
  • Class median

Shaded band: range across that year's configurations. Class median: same-year models in the same class, rated in MPG. Click a point to open that model year; the table below lists every value.

Every 6 model year

YearTypeBest combinedCity / HwyClass medianRangeConfigsFuel / yr
2021 Gas 29 MPG
lowest 26
26 / 35 28 — 2 $1,603
2020 Gas 29 MPG
lowest 26
26 / 35 28 — 2 $1,603
2019 Gas 29 MPG
lowest 26
26 / 35 28 — 3 $1,603
2018 Gas 29 MPG
lowest 26
26 / 35 28 — 3 $1,603
2017 Gas 30 MPG
lowest 28
27 / 35 27 — 3 $1,550
2016 Gas 32 MPG
lowest 29
28 / 38 28 — 3 $1,453
2015 Gas 32 MPG
lowest 29
28 / 39 27.5 — 3 $1,453
2014 Gas 32 MPG
lowest 29
28 / 39 28 — 3 $1,453
2013 Gas 24 MPG
lowest 21
21 / 30 26 — 3 $1,938
2012 Gas 25 MPG
lowest 21
22 / 30 24 — 3 $1,860
2011 Gas 25 MPG
lowest 21
22 / 30 24 — 3 $1,860
2010 Gas 24 MPG
lowest 20
21 / 30 22 — 3 $1,938
2009 Gas 24 MPG
lowest 20
21 / 30 22 — 3 $1,938
2008 Gas 24 MPG
lowest 20
21 / 29 22 — 4 $1,938
2007 Gas 24 MPG
lowest 19
21 / 29 22 — 5 $1,938
2006 Gas 24 MPG
lowest 19
21 / 29 21 — 5 $1,938
2005 Gas 23 MPG
lowest 20
21 / 28 21 — 4 $2,022
2004 Gas 24 MPG
lowest 19
21 / 29 21 — 4 $1,938
2003 Gas 24 MPG
lowest 20
22 / 29 21 — 4 $1,938

Fuel cost uses today's default prices for every year so model years compare like for like. Sort any column.

Compare 6 model years

See how much a newer 6 would save over an older one.

Models similar to the Mazda 6

Frequently asked questions

Which Mazda 6 year has the best fuel economy?

The 2014 Mazda 6, rated up to 32 MPG combined. At 15,000 miles a year with $3.10/gal regular gas, that works out to about $1,453 a year.

Which Mazda 6 year has the worst fuel economy?

The 2005 model, whose most efficient version is rated 23 MPG combined (about $2,022 a year to fuel).

What is the fuel economy of the latest Mazda 6?

The 2021 Mazda 6 is rated up to 29 MPG combined.

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