The 2018 Audi S8 gets a 4-liter V8 under the hood that makes 605 hp @ 6100 rpm horsepower and 517 lb.-ft. @ 1750 rpm of torque. This engine is quite fuel-efficient and helps the car deliver a mileage of 14 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 S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)14 mpg24 mpg18 mpg21.7 gal.475.2/613.8 mi.

Used 2018 Audi S8 For Sale

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2017 Audi S8Home Delivery
15

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$59,690
Est. $810/mo
Fair Deal
$1,413 Below market
RMV: $61,103
Daytona Beach, FL
2017 Audi S8Home Delivery
13
Price Drop, $1006
Previous Price: $5795110 Aug 2022

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$56,945
Est. $773/mo
Fair Deal
$1,352 Below market
RMV: $58,297
Buffalo Grove, IL
2017 Audi S8
11
Price Drop, $300
Previous Price: $6329227 Jun 2022

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$62,992
Est. $855/mo
Fair Deal
$121 Below market
RMV: $63,113
Tampa, FL
2017 Audi S8
4

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$62,999
Est. $855/mo
Fair Deal
$62 Above market
RMV: $62,937
Billings, MT
2017 Audi S8Home Delivery
23
Price Rise, $500
Previous Price: $6648516 Aug 2022

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$66,985
Est. $909/mo
Fair Deal
$112 Above market
RMV: $66,873
Union City, GA
2017 Audi S8Home Delivery
4

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$63,950
Est. $868/mo
Fair Deal
$123 Above market
RMV: $63,827
Roswell, GA
2017 Audi S8Home Delivery
23

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$61,998
Est. $841/mo
Fair Deal
$1,329 Above market
RMV: $60,669
Sudbury, MA
2017 Audi S8
13
Price Drop, $1300
Previous Price: $7095008 Jun 2022

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$69,650
Est. $945/mo
Fair Deal
$1,947 Above market
RMV: $67,703
Dublin, OH
2017 Audi S8
4

2017 Audi S8 plus

Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)

$63,999
Est. $868/mo
Fair Deal
$2,138 Above market
RMV: $61,861
Jacksonville, FL
When compared with the rivals, the 2018 Audi S8 comes out at the top in the fuel efficiency figures and won't burn a hole in your pocket. It strikes a perfect balance between its performance and efficiency. The car delivers a fuel mileage of 14 mpg in the city and 24 mpg on the highway which is far better than any other rival in the competition. Not just that, the overall range of the car is also the best in the segment and can run up to 475.2/613.8 miles on a full tank.

2018 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2018 Audi S814 mpg24 mpg18 mpg21.7 gal.475.2/613.8 mi.
2018 Audi RS 714 mpg24 mpg17 mpg19.8 gal.277.2/475.2 mi.

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2018 Audi S8 Exclusive Interior and Exterior Pictures | View latest Pictures

2017 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
Plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)15 mpg24 mpg18 mpg21.7 gal.325.50 / 520.80 mi.

2017 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2017 Audi S815 mpg24 mpg18 mpg21.7 gal.325.50 / 520.80 mi.
2017 Audi RS 715 mpg25 mpg18 mpg19.8 gal.297.00 / 495.00 mi.
2017 Audi S618 mpg27 mpg21 mpg19.8 gal.356.40 / 534.60 mi.

2016 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)15 mpg25 mpg19 mpg21.7 gal.325.50 / 542.50 mi.
plus quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)16 mpg25 mpg19 mpg21.7 gal.347.20 / 542.50 mi.

2016 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2016 BMW 7 Series16 - 21 mpg25 - 29 mpg19 - 24 mpg20.6 gal.329.60 / 515.00 - 432.60 / 597.40 mi.
2016 Audi S815 - 16 mpg25 mpg19 mpg21.7 gal.325.50 / 542.50 - 347.20 / 542.50 mi.
2016 Maserati Quattroporte GTS Sedan15 mpg22 mpg17 mpg21.1 gal.316.50 / 464.20 mi.
2016 Porsche Panamera15 - 18 mpg24 - 28 mpg18 - 22 mpg21.1 - 26.4 gal.358.70 / 569.70 - 448.80 / 712.80 mi.

2015 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)17 mpg27 mpg22 mpg21.7 gal.368.90 / 585.90 mi.

2015 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2015 BMW 7 Series13 - 19 mpg20 - 29 mpg16 - 24 mpg21.1 gal.274.30 / 422.00 - 400.90 / 611.90 mi.
2015 Audi S817 mpg27 mpg22 mpg21.7 gal.368.90 / 585.90 mi.
2015 Maserati Quattroporte GTS Sedan13 mpg22 mpg17 mpg21.1 gal.274.30 / 464.20 mi.
2015 Porsche Panamera17 - 18 mpg26 - 28 mpg21 - 23 mpg21.1 - 26.4 gal.-

2014 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)15 mpg26 mpg20 mpg23.8 gal.357.00 / 618.80 mi.

2014 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2014 Jaguar XJ15 - 18 mpg23 - 27 mpg18 - 22 mpg21.7 gal.325.50 / 499.10 - 390.60 / 585.90 mi.
2014 BMW ALPINA B7 Gran Coupe16 mpg24 - 25 mpg20 mpg21.1 gal.337.60 / 506.40 mi.
2014 Audi S815 mpg26 mpg20 mpg23.8 gal.357.00 / 618.80 mi.
2014 Maserati Quattroporte15 mpg24 mpg19 mpg21.1 gal.316.50 / 506.40 mi.
2014 Mercedes-Benz AMG S 6315 mpg23 mpg19 mpg21.1 gal.316.50 / 485.30 mi.

2013 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
quattro 4dr Sedan AWD (4.0L 8cyl Turbo 8A)15 mpg26 mpg20 mpg23.8 gal.357.00 / 618.80 mi.

2013 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank CapacityRange in Miles
2013 Audi S815 mpg26 mpg20 mpg23.8 gal.357.00 / 618.80 mi.
2013 Mercedes-Benz AMG S 6315 mpg23 mpg19 mpg23.8 gal.-
2013 Jaguar XJ15 - 18 mpg23 - 27 mpg19 - 22 mpg21.7 gal.325.50 / 499.10 - 390.60 / 585.90 mi.
2013 BMW 7 Series13 - 19 mpg20 - 28 mpg16 - 23 mpg21.1 gal.282.10 / 434.00 - 412.30 / 607.60 mi.
2013 BMW ALPINA B7 Gran Coupe16 mpg24 mpg20 mpg21.1 gal.347.20 / 520.80 mi.

2009 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
5.2 4dr quattro Sedan AWD (5.2L 10cyl 6A)13 mpg19 mpg15 mpg23.8 gal.

2009 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
2009 Audi S813 mpg19 mpg15 mpg23.8 gal.

2008 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
5.2 4dr quattro Sedan AWD (5.2L 10cyl 6A)13 mpg19 mpg15 mpg23.8 gal.

2008 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
2008 Audi S813 mpg19 mpg15 mpg23.8 gal.

2007 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
5.2 4dr quattro Sedan AWD (5.2L 10cyl 6A)15 mpg21 mpg15 mpg23.8 gal.

2007 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
2007 Audi S815 mpg21 mpg15 mpg23.8 gal.

2003 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
4.2 4dr Quattro Sedan AWD (4.2L 8cyl 5A)16 mpg21 mpg16 mpg23.8 gal.

2003 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
2003 Audi S816 mpg21 mpg16 mpg23.8 gal.

2002 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
4.2 4dr Quattro Sedan AWD (4.2L 8cyl 5A)15 mpg21 mpg15 mpg23.8 gal.

2002 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayMPG CombinedFuel Tank Capacity
2002 Audi S815 mpg21 mpg15 mpg23.8 gal.

2001 Audi S8 MPG and Range

Trim NameMPG CityMPG HighwayFuel Tank Capacity
4.2 4dr Quattro Sedan AWD (4.2L 8cyl 5A)15 mpg21 mpg23.8 gal.

2001 Audi S8 vs. Competitor's MPG and Range

Car NameMPG CityMPG HighwayFuel Tank Capacity
2001 Audi S815 mpg21 mpg23.8 gal.

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