Mazda 6 MPG

Its best-rated version reaches 32 MPG combined in 2014–2016. Its weakest year peaked at 23 MPG (2005).

lowest to best versionbest versionmedian of its classengine list turned over

517.2 gal

a year at 15,000 miles for the best 2021 version. Put it next to its 2003 predecessor, at your own mileage.

The Mazda 6 has EPA ratings for 19 model years, 2003–2021, every one of them among midsize cars. Its best version ranked second (tied) of 41 midsize cars in 2003, behind the class leader, the Honda Accord.

In 2007 the most efficient version of the 6 still placed second from the bottom of 11 midsize station wagons, where the Mercedes-Benz E-Class rated lowest.

Among 48 midsize cars, 2021

The 6 placed 20th (tied). The class leader was the Toyota Prius at 56 MPG. The next higher rating, 30 MPG, belongs to the Volvo S90.

The 6, five years at a time

Average rating of its best version per span, placed among midsize cars.

2004–0812th of 44

2009–1321st of 46

2014–1819th of 53

2019–2323rd of 49

Where the engine list turned over

2009
New: 2.5-liter 4-cylinder, 3.7-liter 6-cylinder. Best rating 24 → 24 MPG.

All 19 model years, best and lowest version

Model years	Best version	Combined	City / hwy	Lowest version	Versions
2020–2021	6	29	26 / 35	26	2
2018–2019	6	29	26 / 35	26	3
2017	6	30	27 / 35	28	3
2016	6	32	28 / 38	29	3
2014–2015	6	32	28 / 39	29	3
2013	6	24	21 / 30	21	3
2011–2012	6	25	22 / 30	21	3
2009–2010	6	24	21 / 30	20	3
2008	6	24	21 / 29	20	4
2006–2007	6	24	21 / 29	19	7
2005	6	23	21 / 28	20	6
2004	6	24	21 / 29	19	6
2003	6	24	22 / 29	20	4

Version names in the EPA list: 6, 6 Sport Wagon.

Same class, 2021

Toyota Prius56 MPG Mazda 329 MPG Audi A528 MPG Rolls-Royce Wraith14 MPG