Audi S6 MPG and Fuel Economy

Audi have been manufacturing models of S6 for 16 years, with the latest vehicle in 2023 having a combined MPG of 22.

The estimated fuel cost for the 2023 Audi S6 is $2,900 per year.

Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

💵 Compared to an average vehicle over 5 years, you will spend $5,500 more on fuel driving a 2023 Audi S6.

🛢 The Audi S6 will consume roughly 14 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.

💨 For every mile driven, the Audi S6 will emit 408 grams of CO2, which is about 6,120,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 292 trees would be needed to offset emissions from the Audi S6.

The table below is a complete list of the 16 Audi S6 fuel efficiency specifications we have data for.

Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.

VehicleCombined MPGFuel Cost
2023 Audi S622$2,900
2022 Audi S622$3,350
2021 Audi S622$3,350
2020 Audi S622$3,350
2018 Audi S618$4,100
2017 Audi S621$3,500
2016 Audi S621$3,500
2015 Audi S620$3,700
2014 Audi S620$3,700
2013 Audi S620$3,700
2011 Audi S616$4,600
2010 Audi S616$4,600
2009 Audi S616$4,600
2008 Audi S616$4,600
2007 Audi S616$4,600
1995 Audi S618$4,100

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "Audi S6 MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/audi/s6.

  • "Audi S6 MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/audi/s6. Accessed January 3, 2026.

  • Audi S6 MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/audi/s6.