MPG AtlasAudi S6 MPG
EPA fuel economy for 21 Audi S6 trims sold from 1995 to 2025. Best ever: 22 MPG (2025 S6). Latest model year 2025: 22 MPG combined across 1 trim.
Audi S6 fuel cost calculator
Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.
At $5.16 a gallon for premium and 15,000 miles a year, the 2025 Audi S6 costs about $3,520 a year to fuel (S6, 2.9 L, 6 cyl, Hybrid, 22 MPG).
| 2025 trim | Engine | Transmission | Drive | Fuel | Comb | Cost/yr | vs cheapest |
|---|---|---|---|---|---|---|---|
| S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 22 | $3,520 | cheapest |
Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.
Audi S6 MPG by year
| Year | Best combined | City | Hwy | Best trim that year | Trims |
|---|---|---|---|---|---|
| 2025 | 22 | 19 | 27 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2024 | 22 | 19 | 26 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2023 | 22 | 19 | 26 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2022 | 22 | 18 | 28 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2021 | 22 | 18 | 28 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2020 | 22 | 18 | 28 | S6, 2.9 L, 6 cyl, Hybrid, Auto (S8) | 1 |
| 2018 | 18 | 16 | 24 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2017 | 21 | 18 | 27 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2016 | 21 | 18 | 27 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2015 | 20 | 17 | 27 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2014 | 20 | 17 | 27 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2013 | 20 | 17 | 27 | S6, 4.0 L, 8 cyl, Auto (AM-S7) | 1 |
| 2011 | 16 | 14 | 21 | S6, 5.2 L, 10 cyl, Auto (S6) | 1 |
| 2010 | 16 | 14 | 19 | S6, 5.2 L, 10 cyl, Auto (S6) | 1 |
| 2009 | 16 | 14 | 19 | S6, 5.2 L, 10 cyl, Auto (S6) | 1 |
| 2008 | 16 | 14 | 19 | S6, 5.2 L, 10 cyl, Auto (S6) | 1 |
| 2007 | 16 | 14 | 19 | S6, 5.2 L, 10 cyl, Auto (S6) | 1 |
| 2003 | 15 | 13 | 19 | S6 Avant, 4.2 L, 8 cyl, Auto (S5) | 1 |
| 2002 | 15 | 12 | 19 | S6 Avant, 4.2 L, 8 cyl, Auto (S5) | 1 |
| 1995 | 18 | 16 | 22 | S6, 2.2 L, 5 cyl, Manual 5-spd | 2 |
Every Audi S6 trim
| Year | Trim | Engine | Transmission | Drive | Fuel | City | Hwy | Comb | CO2 g/mi | Fuel cost/yr |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 19 | 27 | 22 | 408 | $3,520 |
| 2024 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 19 | 26 | 22 | 410 | $3,520 |
| 2023 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 19 | 26 | 22 | 408 | $3,520 |
| 2022 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | 4WD | Premium | 18 | 28 | 22 | 408 | $3,520 |
| 2021 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 18 | 28 | 22 | 410 | $3,520 |
| 2020 | S6 | 2.9 L, 6 cyl, Hybrid | Auto (S8) | AWD | Premium | 18 | 28 | 22 | 410 | $3,520 |
| 2018 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 16 | 24 | 18 | 480 | $4,300 |
| 2017 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 18 | 27 | 21 | 423 | $3,690 |
| 2016 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 18 | 27 | 21 | 423 | $3,690 |
| 2015 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 17 | 27 | 20 | 441 | $3,870 |
| 2014 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 17 | 27 | 20 | 441 | $3,870 |
| 2013 | S6 | 4.0 L, 8 cyl | Auto (AM-S7) | AWD | Premium | 17 | 27 | 20 | 440 | $3,870 |
| 2011 | S6 | 5.2 L, 10 cyl | Auto (S6) | AWD | Premium | 14 | 21 | 16 | 555 | $4,840 |
| 2010 | S6 | 5.2 L, 10 cyl | Auto (S6) | AWD | Premium | 14 | 19 | 16 | 555 | $4,840 |
| 2009 | S6 | 5.2 L, 10 cyl | Auto (S6) | 4WD/AWD | Premium | 14 | 19 | 16 | 555 | $4,840 |
| 2008 | S6 | 5.2 L, 10 cyl | Auto (S6) | 4WD/AWD | Premium | 14 | 19 | 16 | 555 | $4,840 |
| 2007 | S6 | 5.2 L, 10 cyl | Auto (S6) | 4WD/AWD | Premium | 14 | 19 | 16 | 555 | $4,840 |
| 2003 | S6 Avant | 4.2 L, 8 cyl | Auto (S5) | 4WD/AWD | Premium | 13 | 19 | 15 | 592 | $5,160 |
| 2002 | S6 Avant | 4.2 L, 8 cyl | Auto (S5) | 4WD/AWD | Premium | 12 | 19 | 15 | 592 | $5,160 |
| 1995 | S6 | 2.2 L, 5 cyl | Manual 5-spd | 4WD/AWD | Premium | 16 | 22 | 18 | 494 | $4,300 |
| 1995 | S6 Wagon | 2.2 L, 5 cyl | Manual 5-spd | 4WD/AWD | Premium | 16 | 22 | 18 | 494 | $4,300 |
CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).
Compare with other 2025 Midsize Cars
| Vehicle | Combined | City | Hwy |
|---|---|---|---|
| 2025 Tesla Model 3 Long Range RWD | 137 | 145 | 128 |
| 2025 Hyundai Ioniq 6 Standard Range | 135 | 151 | 120 |
| 2025 Polestar 2 Single Motor (19 Inch Wheels) | 114 | 123 | 104 |
| 2025 Nissan LEAF | 111 | 123 | 99 |
| 2025 Genesis Electrified G80 | 97 | 105 | 89 |
| 2025 Mercedes-Benz EQE 350 Plus | 94 | 94 | 94 |
All Midsize Cars ranked by MPG
Questions people ask
What is the best MPG for a Audi S6?
The most efficient Audi S6 the EPA has rated is the 2025 S6 at 22 MPG combined (19 city, 27 highway).
What MPG does the 2025 Audi S6 get?
Every 2025 Audi S6 trim is rated 22 MPG combined.
Which Audi S6 has the worst fuel economy?
The 2003 S6 Avant is the lowest rated at 15 MPG combined.
How much does it cost to fuel a Audi S6 for a year?
At $5.16 a gallon for premium and 15,000 miles a year, the 2025 Audi S6 costs about $3,520 a year to fuel (S6, 2.9 L, 6 cyl, Hybrid, 22 MPG).
More from Audi: every Audi model. Fuel types on this model: Premium. EPA classes: Compact Cars, Midsize Cars, Midsize Station Wagons, Small Station Wagons.