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2021 Audi A6 fuel economy

The EPA lists 2 versions of the 2021 Audi A6. Combined fuel economy ranges from 24 to 26 MPG; the most efficient version is rated 23 city / 31 highway.

At a glance

Combined
24 to 26 MPG depending on version
City and highway
23 and 31 most efficient version
Yearly fuel cost
$3,150 EPA estimate, most efficient version

Source: U.S. EPA fueleconomy.gov

Every version the EPA tested

VersionEngineDriveCityHighwayCombinedYearly fuel cost
A6 quattro
Automatic (AM-S7)
4-cyl 2.0L Hybrid All-Wheel Drive 233126 MPG $3,150
A6 quattro
Automatic (AM-S7)
6-cyl 3.0L Hybrid All-Wheel Drive 222924 MPG $3,400
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 $3,150 per year in fuel, versus $3,400 for the least efficient.

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

Fuel economy in other model years