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Audi RS4 (B8)
Shown: Audi RS4 (B8). Photo: Tokumeigakarinoaoshima, CC0, via Wikimedia Commons
  • Gas
  • Small cars
  • MY2007–2008

Audi RS 4 MPG & Fuel Cost by Year

2 model years · 2007–2008

15 MPG
Combined
13 MPG
City
20 MPG
Highway
Annual cost · MY2008 RS4 4.2L 8-cyl 4WD
$5,360

15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)

All Audi models

Audi RS 4 fuel economy at a glance

EPA has rated the Audi RS 4 for 2 model years, 2007 to 2008. Across those years its combined rating runs 14–15 MPG. The latest model year, 2008, has 2 configurations rated 14–15 MPG combined and costing $5,360–$5,740 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2007 is the 2008 RS4 4.2L 8-cyl 4WD, at 15 MPG.

Audi RS 4 MPG by year

1416 20072008 Gas 1416 20072008 Gas
Combined MPG: the line is the most efficient configuration, the shaded band reaches down to the least efficient. Dotted lines mark new generations.
Audi RS 4: combined fuel economy and annual fuel cost for each model year, grouped by generation
Year Gas (MPG) $/yr
2007-2008 Generation page
2008 14–15 $5,360–$5,740
2007 15 $5,360

Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.

Audi RS 4 generations

1 generations between 2007 and 2008. Open one for the table of every model year and configuration.

2008 powertrain options

Gas · 4.2L
Combined
14–15 MPG
Per year
$5,360–$5,740
See gas configurations
EPA ratings: fueleconomy.gov file of Sep 29, 2026 · premium gasoline $5.36/gal (U.S. average, Sep 2026) · 15,000 mi/yr, 55% city / 45% highway · How we calculate

Frequently asked questions

What is the Audi RS 4's gas mileage by year?

EPA combined ratings for the Audi RS 4 run 14–15 MPG across model years 2007 to 2008. The latest year, 2008, is rated 14–15 MPG.

Which Audi RS 4 model year has the best gas mileage?

The 2008 Audi RS 4 RS4 4.2L 8-cyl 4WD has the highest combined rating since 2007, at 15 MPG.

How much does a Audi RS 4 cost to fuel per year?

For MY2008, EPA-rated configurations cost $5,360–$5,740 a year to fuel, driving 15,000 miles at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient one costs $5,360.

Has the Audi RS 4's fuel economy improved over time?

Not much. The most efficient configuration is rated 15 MPG in both 2007 and 2008.