2008 Audi S6Fuel Economy & MPG Ratings

Gasoline Midsize Cars4-Wheel or All-Wheel Drive
2008 Audi S6

Photo: OWS Photography. CC BY 4.0. via Wikimedia Commons

City
14
MPG
Highway
19
MPG
Combined
16
MPG

Real-World MPG

Based on 1 owner report via EPA fueleconomy.gov

14.3MPG average-10.9% vs EPA label
EPA combined: 16 MPG · Owner reported avg: 14.3 MPG

Driving mix: City 65% / Highway 35%

Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.

Owner reported MPG for this vehicle averages 14.3 real world MPG based on 1 owner report. EPA combined rating is 16 MPG.

Trim Comparison

Automatic (S6)
Premium
City
14
Hwy
19
Comb
16
Fuel cost: $5,100/yr
Annual Fuel Cost
$5,100

Based on gasoline at $3.67/gal, 15,000 miles/year

5-Year Fuel Savings
$-13,500

vs. average new vehicle

EPA Fuel Economy Score: -1/10
GHG Score: -1/10

Environment

CO₂ Tailpipe Emissions
555 g/mile
Annual Petroleum Consumption
18.6 barrels

Specifications

Engine
5.2L 10-cyl
Transmission
6-speed Automatic
Drivetrain
AWD
Body Style
Sedan
GVWR
Class 1 (≤6,000 lbs)

Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.

Engine & Efficiency Details

Source: EPA fueleconomy.gov

Engine Size
5.2L, 10-cylinder
Fuel Type
Premium Gasoline

Annual Fuel Cost by State

Prices as of week ending May 18, 2026 · Source: EIA

National AvgEPA default
$4.490/gal$4,209/yr
California
$5.957/gal$5,585/yr
Texas
$3.888/gal$3,645/yr
Florida
$4.136/gal$3,878/yr
New York
$4.522/gal$4,239/yr
Ohio
$4.510/gal$4,228/yr
Washington
$5.591/gal$5,242/yr
Colorado
$4.618/gal$4,329/yr
Minnesota
$4.344/gal$4,073/yr
Massachusetts
$4.448/gal$4,170/yr

Calculated at 15,000 miles/year (EPA standard assumption) using 16 MPG combined. Regular gasoline prices. Actual costs vary.

Related

Audi S6 MPG History
See how this model's fuel economy changed by year

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