The 2018 Audi S6 gets a 4-liter V8 under the hood that makes 450 hp @ 5800 rpm horsepower and 406 lb.-ft. @ 1400 rpm of torque. This engine is quite fuel-efficient and helps the car deliver a mileage of 16 mpg in the city and 24 mpg on the highway. The combined efficiency of the engine comes out to be 18 mpg as rated by the EPA.
2018 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Premium Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 16 mpg | 24 mpg | 18 mpg | 19.8 gal. | 287.3/439.4 mi. |
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| Prestige quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 16 mpg | 24 mpg | 18 mpg | 19.8 gal. | 316.8/475.2 mi. |
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When it comes to fuel economy, the 2018 Audi S6 is the least efficient of the lot. The car offers 16 mpg in the city, 24 mpg on the highway and combined efficiency of 18 mpg. All other rivals offer almost similar mpg figures but the 2018 Audi S6 still goes down with its poorest mileage.
Its low MPG figures also hinder the overall travel range on a full tank which comes out to be 287.3/439.4 - 316.8/475.2 miles. The most efficient car amongst the competition is the 2018 Alfa Romeo Giulia with a mileage of 23.5 mpg in the city and 32 mpg on the highway. It has a total travel range of 351.9/474.3 - 370.0/573.5 miles on a full tank.
2018 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2018 Audi S6 | 16 mpg | 24 mpg | 18 mpg | 19.8 gal. | 287.3/439.4 - 316.8/475.2 mi. |
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| 2018 Alfa Romeo Giulia | 23 - 24 mpg | 31 - 33 mpg | 26 - 27 mpg | 15.3 gal. | 351.9/474.3 - 370.0/573.5 mi. |
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| 2018 Genesis G90 | 15 - 17 mpg | 23 - 24 mpg | 18 - 20 mpg | 21.9 gal. | 319.0/464.0 - 372.3/525.6 mi. |
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| 2018 Mercedes-Benz C-Class | 23 - 24 mpg | 32 - 33 mpg | 26 - 27 mpg | 17.4 gal. | 400.20 / 556.80 - 417.60 / 574.20 mi. |
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| 2018 Audi A6 | 16 - 25 mpg | 24 - 34 mpg | 18 - 28 mpg | 19.8 gal. | 354.2/515.2 - 495.0/673.2 mi. |
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| 2018 Audi S7 | 16 - 17 mpg | 24 mpg | 18 - 21 mpg | 19.8 gal. | 316.8/475.2 - 336.6/534.6 mi. |
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| 2018 Cadillac CT6 | 18 - 22 mpg | 26 - 30 mpg | 21 - 25 mpg | 19.5 gal. | 266.0/399.0 - 429.0/585.0 mi. |
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| 2018 Audi A3 | 19 - 26 mpg | 28 - 35 mpg | 22 - 29 mpg | 13.2 - 14.5 gal. | 343.20 / 462.00 - 377.0/507.5 mi. |
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| 2018 Cadillac CTS | 19 - 22 mpg | 27 - 30 mpg | 22 - 25 mpg | 19 gal. | 324.0/486.0 - 418.0/570.0 mi. |
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| 2018 Jaguar XE | 20 - 25 mpg | 29 - 34 mpg | 24 - 29 mpg | 16.6 gal. | 332.00 / 481.40 - 415.00 / 564.40 mi. |
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| 2018 BMW 5 Series | 20 - 24 mpg | 29 - 34 mpg | 23 - 27 mpg | 18 gal. | 360.0/522.0 - 414.0/594.0 mi. |
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| 2018 Jaguar XF | 20 - 25 mpg | 28 - 34 mpg | 23 - 28 mpg | 19.5 gal. | - |
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2017 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
|---|
| Premium Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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| Prestige quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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2017 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2017 Audi S8 | 15 mpg | 24 mpg | 18 mpg | 21.7 gal. | 325.50 / 520.80 mi. |
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| 2017 Mercedes-Benz AMG C 63 | 18 mpg | 25 mpg | 21 mpg | 17.4 gal. | 313.20 / 435.00 mi. |
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| 2017 Genesis G90 | 15 - 17 mpg | 23 - 24 mpg | 18 - 20 mpg | 21.9 gal. | 328.50 / 503.70 - 372.30 / 525.60 mi. |
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| 2017 Mercedes-Benz C-Class | 24 mpg | 31 - 34 mpg | 27 - 28 mpg | 17.4 gal. | 417.60 / 539.40 mi. |
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| 2017 BMW M3 | 17 mpg | 26 mpg | 20 mpg | 15.8 gal. | 270.30 / 413.40 mi. |
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| 2017 Audi A3 | 24 - 26 mpg | 35 mpg | 29 mpg | 13.2 - 14.5 gal. | 343.20 / 462.00 - 348.00 / 449.50 mi. |
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| 2017 Audi S6 | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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2016 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Prestige quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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| Premium Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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2016 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2016 Audi S6 | 18 mpg | 27 mpg | 21 mpg | 19.8 gal. | 356.40 / 534.60 mi. |
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| 2016 BMW 5 Series | 16 - 23 mpg | 25 - 34 mpg | 19 - 27 mpg | 18.5 gal. | 296.00 / 462.50 - 425.50 / 629.00 mi. |
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| 2016 Jaguar XF | 20 mpg | 28 - 30 mpg | 23 - 24 mpg | 19.5 gal. | 390.00 / 546.00 mi. |
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| 2016 Mercedes-Benz E-Class | 20 - 28 mpg | 28 - 42 mpg | 23 - 33 mpg | 21.1 gal. | 422.00 / 590.80 mi. |
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| 2016 Cadillac CTS | 19 - 21 mpg | 28 - 31 mpg | 22 - 25 mpg | 19 gal. | 361.00 / 532.00 - 399.00 / 589.00 mi. |
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2015 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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2015 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2015 Cadillac CTS | 18 - 20 mpg | 26 - 30 mpg | 22 - 25 mpg | 19 gal. | 342.0/494.0 - 380.00 / 570.00 mi. |
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| 2015 Audi S6 | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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| 2015 BMW 5 Series | 16 - 23 mpg | 25 - 34 mpg | 19 - 28 mpg | 18.5 gal. | 296.00 / 462.50 - 425.50 / 629.00 mi. |
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| 2015 Mercedes-Benz E-Class | 20 mpg | 28 - 29 mpg | 23 - 24 mpg | 21.1 gal. | 422.00 / 590.80 mi. |
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2014 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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2014 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2014 Audi S6 | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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| 2014 BMW 5 Series | 16 - 23 mpg | 24 - 34 mpg | 20 - 28 mpg | 18.5 gal. | 296.0/444.0 - 425.50 / 629.00 mi. |
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| 2014 Jaguar XJ | 15 - 18 mpg | 23 - 27 mpg | 18 - 22 mpg | 21.7 gal. | 325.50 / 499.10 - 390.60 / 585.90 mi. |
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2013 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| Prestige quattro 4dr Sedan AWD (4.0L 8cyl Turbo 7AM) | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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2013 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2013 Jaguar XF | 15 - 19 mpg | 23 - 30 mpg | 19 - 24 mpg | 18.4 gal. | 276.00 / 423.20 - 349.60 / 552.00 mi. |
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| 2013 Audi S6 | 17 mpg | 27 mpg | 22 mpg | 19.8 gal. | 336.60 / 534.60 mi. |
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2011 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
|---|
| Prestige quattro 4dr Sedan AWD (5.2L 10cyl 6A) | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. | 295.40 / 400.90 mi. |
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2011 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity | Range in Miles |
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| 2011 Audi S6 | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. | 295.40 / 400.90 mi. |
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| 2011 BMW 5 Series | 15 - 22 mpg | 22 - 32 mpg | 18 - 27 mpg | 18.5 gal. | 277.50 / 407.00 - 407.00 / 592.00 mi. |
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| 2011 Infiniti M37 | 18 mpg | 26 mpg | 22 mpg | 20 gal. | 360.0/520.0 mi. |
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| 2011 Mercedes-Benz E-Class | 15 - 17 mpg | 23 - 24 mpg | 18 - 20 mpg | 21.1 - 23.5 gal. | 352.50 / 540.50 - 399.50 / 564.00 mi. |
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2010 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
|---|
| 5.2 Prestige 4dr quattro Sedan AWD (5.2L 10cyl 6A) | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2010 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2010 Audi S6 | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2009 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
|---|
| 5.2 Prestige 4dr quattro Sedan AWD (5.2L 10cyl 6A) | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2009 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2009 Audi S6 | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2008 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
|---|
| 5.2 4dr quattro Sedan AWD (5.2L 10cyl 6A) | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2008 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2008 Audi S6 | 14 mpg | 19 mpg | 16 mpg | 21.1 gal. |
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2007 Audi S6 MPG and Range
| Trim Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
|---|
| 5.2 4dr quattro Sedan AWD (5.2L 10cyl 6A) | 15 mpg | 21 mpg | 16 mpg | 21.1 gal. |
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2007 Audi S6 vs. Competitor's MPG and Range
| Car Name | MPG City | MPG Highway | MPG Combined | Fuel Tank Capacity |
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| 2007 Audi S6 | 15 mpg | 21 mpg | 16 mpg | 21.1 gal. |
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Important 2018 Audi S6 Links:
