2005 · Large Car · Gas
2005 Audi A8 MPG & fuel economy
The 2005 Audi A8 is a large car offered in 2 EPA-rated configurations. The most efficient version returns 18 MPG combined (16 city / 22 highway) on premium gasoline. Across the lineup, combined ratings range from 15 to 18 MPG. Efficiency is unchanged from the 2004 model. Among 29 large cars rated for 2005, it ranks 24th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,292 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2005 Audi A8's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.8 km/L in the city and 9.4 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 16 | 6.8 | 14.7 |
| Highway | 22 | 9.4 | 10.7 |
| Combined | 18 | 7.7 | 13.1 |
How it ranks among 2005 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
A8 MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| 4WD/AWD · 4.2L 8-cyl · 6-speed automatic A8 |
Gas | 16 MPG | 22 MPG | 18 MPG | — | $3,292 |
| 4WD/AWD · 6.0L 12-cyl · 6-speed automatic A8 L |
Gas | 13 MPG | 19 MPG | 15 MPG | — | $3,950 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.2L 8-cyl
- Transmission
- 6-speed automatic
- Drivetrain
- 4WD/AWD
- Passenger volume
- 100 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 494 g/mi
2005 Audi A8 vs. rivals
Compare the 2005 A8
With any other car from any year, including other A8 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2005 Audi A8?
Up to 18 MPG combined (16 city / 22 highway); ratings range from 15 to 18 MPG depending on configuration.
What fuel does the 2005 Audi A8 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2005 Audi A8?
The 2005 Audi A8's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.8 km/L in the city and 9.4 km/L on the highway.
How much does it cost to fuel the 2005 Audi A8 per year?
About $3,292 at 15,000 miles a year with $3.95/gal premium gas, or $21.94 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.