Audi A6 MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Audi A6 model year from 1995 to 2027 — each engine and transmission with its official city, highway and combined figures. Over these years the A6 has been offered with Electric, 3.0L 6-cyl, 2.0L 4-cyl, 4.2L 8-cyl, 3.1L 6-cyl, 2.7L 6-cyl powertrains; the most efficient version is the 2016 (up to 30 MPG combined). Electric versions are shown in MPGe — a different unit, listed separately from gas MPG. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Audi A6 fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2027 105–127 MPGe Electric
2026 23 MPG 3.0L 6-cyl $72,520 541 listings
2025 25–26 MPG 2.0L 4-cyl, 3.0L 6-cyl $50,371 120 listings
2024 25–26 MPG 2.0L 4-cyl, 3.0L 6-cyl $31,595 231 listings
2023 24–27 MPG 2.0L 4-cyl, 3.0L 6-cyl $36,499 237 listings
2022 24–26 MPG 2.0L 4-cyl, 3.0L 6-cyl $33,995 89 listings
2021 24–26 MPG 2.0L 4-cyl, 3.0L 6-cyl $26,599 71 listings
2020 24–27 MPG 2.0L 4-cyl, 3.0L 6-cyl $25,191 116 listings
2019 25–27 MPG 2.0L 4-cyl, 3.0L 6-cyl $23,955 348 listings
2018 23–26 MPG 2.0L 4-cyl, 3.0L 6-cyl $17,850 146 listings
2017 24–25 MPG 2.0L 4-cyl, 3.0L 6-cyl $15,888 176 listings
2016 24–30 MPG 3.0L 6-cyl, 2.0L 4-cyl $12,995 317 listings
2015 21–29 MPG 3.0L 6-cyl, 2.0L 4-cyl $12,000 141 listings
2014 21–29 MPG 3.0L 6-cyl, 2.0L 4-cyl
2013 21–24 MPG 2.0L 4-cyl, 3.0L 6-cyl
2012 22 MPG 3.0L 6-cyl
2011 19–21 MPG 3.0L 6-cyl, 4.2L 8-cyl
2010 18–21 MPG 3.0L 6-cyl, 4.2L 8-cyl
2009 18–21 MPG 3.0L 6-cyl, 4.2L 8-cyl
2008 18–20 MPG 3.1L 6-cyl, 4.2L 8-cyl
2007 18–20 MPG 3.1L 6-cyl, 4.2L 8-cyl
2006 18–20 MPG 3.1L 6-cyl, 4.2L 8-cyl
2005 19 MPG 3.1L 6-cyl
2004 18–19 MPG 2.7L 6-cyl, 3.0L 6-cyl, 4.2L 8-cyl
2003 18–19 MPG 2.7L 6-cyl, 3.0L 6-cyl, 4.2L 8-cyl
2002 18 MPG 4.2L 8-cyl, 3.0L 6-cyl, 2.7L 6-cyl
2001 18 MPG 2.8L 6-cyl, 2.7L 6-cyl, 4.2L 8-cyl
2000 18 MPG 2.8L 6-cyl, 4.2L 8-cyl, 2.7L 6-cyl
1999 18 MPG 2.8L 6-cyl
1998 18–19 MPG 2.8L 6-cyl
1997 19 MPG 2.8L 6-cyl
1996 19 MPG 2.8L 6-cyl
1995 18–19 MPG 2.8L 6-cyl

2027 Audi A6: engines & MPG

The 2027 A6 was EPA-rated in 4 versions (Electric), electric versions rated 105–127 MPGe.

VersionEngineTransmissionFuelCityHwyCombined
A6 e-tron ultra Electric Automatic (A1) Electricity 134 120 127 MPGe · 395 mi range
A6 e-tron quattro ultra Electric Automatic (A1) Electricity 121 113 117 MPGe · 360 mi range
A6 e-tron Electric Automatic (A1) Electricity 117 105 111 MPGe · 348 mi range
A6 e-tron quattro Electric Automatic (A1) Electricity 109 101 105 MPGe · 327 mi range

2026 Audi A6: engines & MPG

The 2026 A6 was EPA-rated in 1 version (3.0L 6-cyl), with combined economy of 23 MPG. Used 2026 models currently list for a median of $72,520 on VehiSales (541 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 Sedan 3.0L 6-cyl Automatic (AM-S7) Premium 20 29 23 MPG

2025 Audi A6: engines & MPG

The 2025 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 25 to 26 MPG. Used 2025 models currently list for a median of $50,371 on VehiSales (120 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 24 31 26 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 22 30 25 MPG

2024 Audi A6: engines & MPG

The 2024 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 25 to 26 MPG. Used 2024 models currently list for a median of $31,595 on VehiSales (231 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 23 33 26 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 22 30 25 MPG

2023 Audi A6: engines & MPG

The 2023 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 24 to 27 MPG. Used 2023 models currently list for a median of $36,499 on VehiSales (237 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 24 31 27 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 21 30 24 MPG

2022 Audi A6: engines & MPG

The 2022 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 24 to 26 MPG. Used 2022 models currently list for a median of $33,995 on VehiSales (89 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 23 32 26 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 21 30 24 MPG

2021 Audi A6: engines & MPG

The 2021 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 24 to 26 MPG. Used 2021 models currently list for a median of $26,599 on VehiSales (71 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 23 31 26 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 22 29 24 MPG

2020 Audi A6: engines & MPG

The 2020 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 24 to 27 MPG. Used 2020 models currently list for a median of $25,191 on VehiSales (116 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 24 32 27 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 22 29 24 MPG

2019 Audi A6: engines & MPG

The 2019 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 25 to 27 MPG. Used 2019 models currently list for a median of $23,955 on VehiSales (348 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (AM-S7) Premium 24 32 27 MPG
A6 quattro 3.0L 6-cyl Automatic (AM-S7) Premium 22 29 25 MPG

2018 Audi A6: engines & MPG

The 2018 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 23 to 26 MPG. Used 2018 models currently list for a median of $17,850 on VehiSales (146 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 22 31 26 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 20 29 23 MPG

2017 Audi A6: engines & MPG

The 2017 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 24 to 25 MPG. Used 2017 models currently list for a median of $15,888 on VehiSales (176 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 22 31 25 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 21 29 24 MPG

2016 Audi A6: engines & MPG

The 2016 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 2.0L 4-cyl), with combined economy from 24 to 30 MPG. Used 2016 models currently list for a median of $12,995 on VehiSales (317 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S8) Diesel 25 38 30 MPG
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 22 32 25 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 20 29 24 MPG

2015 Audi A6: engines & MPG

The 2015 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 2.0L 4-cyl), with combined economy from 21 to 29 MPG. Used 2015 models currently list for a median of $12,000 on VehiSales (141 for sale).

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S8) Diesel 24 38 29 MPG
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 20 29 23 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 18 27 21 MPG

2014 Audi A6: engines & MPG

The 2014 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 2.0L 4-cyl), with combined economy from 21 to 29 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S8) Diesel 24 38 29 MPG
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 20 29 23 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 18 27 21 MPG

2013 Audi A6: engines & MPG

The 2013 A6 was EPA-rated in 2 versions (2.0L 4-cyl, 3.0L 6-cyl), with combined economy from 21 to 24 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.0L 4-cyl Automatic (S8) Premium 20 30 24 MPG
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 18 27 21 MPG

2012 Audi A6: engines & MPG

The 2012 A6 was EPA-rated in 1 version (3.0L 6-cyl), with combined economy of 22 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S8) Premium 19 28 22 MPG

2011 Audi A6: engines & MPG

The 2011 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 4.2L 8-cyl), with combined economy from 19 to 21 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 Avant quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 16 24 19 MPG

2010 Audi A6: engines & MPG

The 2010 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 21 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 Avant quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 16 23 18 MPG

2009 Audi A6: engines & MPG

The 2009 A6 was EPA-rated in 3 versions (3.0L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 21 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Avant quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 quattro 3.0L 6-cyl Automatic (S6) Premium 18 26 21 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 16 23 18 MPG

2008 Audi A6: engines & MPG

The 2008 A6 was EPA-rated in 3 versions (3.1L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 20 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.1L 6-cyl Automatic (S6) Premium 17 25 20 MPG
A6 Avant quattro 3.1L 6-cyl Automatic (S6) Premium 17 25 20 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 16 23 18 MPG

2007 Audi A6: engines & MPG

The 2007 A6 was EPA-rated in 3 versions (3.1L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 20 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Avant quattro 3.1L 6-cyl Automatic (S6) Premium 17 25 20 MPG
A6 quattro 3.1L 6-cyl Automatic (S6) Premium 17 25 20 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 16 23 18 MPG

2006 Audi A6: engines & MPG

The 2006 A6 was EPA-rated in 3 versions (3.1L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 20 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.1L 6-cyl Automatic (S6) Premium 17 25 20 MPG
A6 Avant quattro 3.1L 6-cyl Automatic (S6) Premium 16 24 19 MPG
A6 quattro 4.2L 8-cyl Automatic (S6) Premium 15 21 18 MPG

2005 Audi A6: engines & MPG

The 2005 A6 was EPA-rated in 1 version (3.1L 6-cyl), with combined economy of 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 3.1L 6-cyl Automatic (S6) Premium 17 24 19 MPG

2004 Audi A6: engines & MPG

The 2004 A6 was EPA-rated in 5 versions (2.7L 6-cyl, 3.0L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.7L 6-cyl Manual 6-spd Premium 16 23 19 MPG
A6 Avant quattro 3.0L 6-cyl Automatic (S5) Premium 16 23 19 MPG
A6 quattro 3.0L 6-cyl Automatic (S5) Premium 16 23 19 MPG
A6 quattro 2.7L 6-cyl Automatic (S5) Premium 16 23 19 MPG
A6 quattro 4.2L 8-cyl Automatic (S5) Premium 15 22 18 MPG

2003 Audi A6: engines & MPG

The 2003 A6 was EPA-rated in 5 versions (2.7L 6-cyl, 3.0L 6-cyl, 4.2L 8-cyl), with combined economy from 18 to 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.7L 6-cyl Automatic (S5) Premium 16 23 19 MPG
A6 Avant quattro 3.0L 6-cyl Automatic (S5) Premium 16 24 19 MPG
A6 quattro 3.0L 6-cyl Automatic (S5) Premium 16 24 19 MPG
A6 quattro 2.7L 6-cyl Manual 6-spd Premium 16 23 19 MPG
A6 quattro 4.2L 8-cyl Automatic (S5) Premium 15 23 18 MPG

2002 Audi A6: engines & MPG

The 2002 A6 was EPA-rated in 5 versions (4.2L 8-cyl, 3.0L 6-cyl, 2.7L 6-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 4.2L 8-cyl Automatic (S5) Premium 15 23 18 MPG
A6 quattro 3.0L 6-cyl Automatic 5-spd Premium 15 23 18 MPG
A6 quattro 2.7L 6-cyl Manual 6-spd Premium 15 22 18 MPG
A6 quattro 2.7L 6-cyl Automatic (S5) Premium 16 23 18 MPG
A6 Avant quattro 3.0L 6-cyl Automatic 5-spd Premium 15 23 18 MPG

2001 Audi A6: engines & MPG

The 2001 A6 was EPA-rated in 5 versions (2.8L 6-cyl, 2.7L 6-cyl, 4.2L 8-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.8L 6-cyl Automatic (S5) Premium 15 22 18 MPG
A6 quattro 2.7L 6-cyl Automatic (S5) Premium 16 22 18 MPG
A6 quattro 4.2L 8-cyl Automatic (S5) Premium 15 23 18 MPG
A6 quattro 2.7L 6-cyl Manual 6-spd Premium 15 22 18 MPG
A6 Avant quattro 2.8L 6-cyl Automatic (S5) Premium 15 22 18 MPG

2000 Audi A6: engines & MPG

The 2000 A6 was EPA-rated in 6 versions (2.8L 6-cyl, 4.2L 8-cyl, 2.7L 6-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.8L 6-cyl Manual 5-spd Premium 16 22 18 MPG
A6 Avant quattro 2.8L 6-cyl Automatic 5-spd Premium 15 22 18 MPG
A6 quattro 4.2L 8-cyl Automatic 5-spd Premium 15 22 18 MPG
A6 quattro 2.8L 6-cyl Automatic 5-spd Premium 15 22 18 MPG
A6 quattro 2.7L 6-cyl Manual 6-spd Premium 15 22 18 MPG
A6 quattro 2.7L 6-cyl Automatic 5-spd Premium 15 22 18 MPG

1999 Audi A6: engines & MPG

The 1999 A6 was EPA-rated in 2 versions (2.8L 6-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 quattro 2.8L 6-cyl Automatic 5-spd Premium 15 24 18 MPG
A6 Avant quattro 2.8L 6-cyl Automatic 5-spd Premium 15 24 18 MPG

1998 Audi A6: engines & MPG

The 1998 A6 was EPA-rated in 2 versions (2.8L 6-cyl), with combined economy from 18 to 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Wagon quattro 2.8L 6-cyl Automatic 4-spd Premium 17 22 19 MPG
A6 quattro 2.8L 6-cyl Automatic 5-spd Premium 15 24 18 MPG

1997 Audi A6: engines & MPG

The 1997 A6 was EPA-rated in 3 versions (2.8L 6-cyl), with combined economy of 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Wagon 2.8L 6-cyl Automatic 4-spd Premium 17 23 19 MPG
A6 quattro 2.8L 6-cyl Automatic 4-spd Premium 17 22 19 MPG
A6 quattro Wagon 2.8L 6-cyl Automatic 4-spd Premium 17 22 19 MPG

1996 Audi A6: engines & MPG

The 1996 A6 was EPA-rated in 3 versions (2.8L 6-cyl), with combined economy of 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Wagon 2.8L 6-cyl Automatic 4-spd Premium 17 23 19 MPG
A6 quattro Wagon 2.8L 6-cyl Automatic 4-spd Premium 17 22 19 MPG
A6 quattro 2.8L 6-cyl Automatic 4-spd Premium 17 22 19 MPG

1995 Audi A6: engines & MPG

The 1995 A6 was EPA-rated in 4 versions (2.8L 6-cyl), with combined economy from 18 to 19 MPG.

VersionEngineTransmissionFuelCityHwyCombined
A6 Wagon 2.8L 6-cyl Automatic 4-spd Regular 17 22 19 MPG
A6 quattro Wagon 2.8L 6-cyl Automatic 4-spd Regular 16 20 18 MPG
A6 quattro 2.8L 6-cyl Automatic 4-spd Regular 16 20 18 MPG
A6 quattro 2.8L 6-cyl Manual 5-spd Regular 16 22 18 MPG

Frequently asked questions

What MPG does an Audi A6 get?

Depending on year and engine, EPA combined ratings for the A6 range from 18 to 30 MPG. The most efficient rated version is the 2016 model year.

What powertrains does the 2027 Audi A6 have?

The 2027 A6 was EPA-rated with Electric powertrains — see the 2027 table above for each version's exact city/highway figures.

Does the Audi A6 require premium gas?

Some versions do: EPA lists premium gasoline and diesel and regular gasoline depending on year and engine — check your year's table above.

Is there a hybrid or electric A6?

Yes — the ratings above include hybrid and electric (shown in MPGe) versions; look for them in the per-year tables.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Audi A6 EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/audi/a6.

See also: Audi A6 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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