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2015 Audi A6 fuel economy

The EPA lists 4 versions of the 2015 Audi A6. Combined fuel economy ranges from 21 to 29 MPG; the most efficient version is rated 24 city / 38 highway.

At a glance

Combined
21 to 29 MPG depending on version
City and highway
24 and 38 most efficient version
Yearly fuel cost
$3,300 EPA estimate, most efficient version

Source: U.S. EPA fueleconomy.gov

Every version the EPA tested

VersionEngineDriveCityHighwayCombinedYearly fuel cost
A6 quattro
Automatic (S8)
6-cyl 3.0L All-Wheel Drive 243829 MPG $3,300
A6
Automatic (AV-S8)
4-cyl 2.0L Front-Wheel Drive 253328 MPG $2,950
A6 quattro
Automatic (S8)
4-cyl 2.0L All-Wheel Drive 202923 MPG $3,550
A6 quattro
Automatic (S8)
6-cyl 3.0L All-Wheel Drive 182721 MPG $3,900
EPA estimates under standard test conditions. Your mileage will vary with driving style, load and weather.

At EPA assumptions, the most efficient version costs about $3,300 per year in fuel, versus $3,900 for the least efficient.

Work out what this car would cost you in fuel each year

Fuel economy in other model years