2015 · Large Car · Diesel
2015 Audi A8 Diesel MPG & fuel economy
The 2015 Audi A8 Diesel is a large car with one EPA-rated configuration. The most efficient version returns 28 MPG combined (24 city / 36 highway) on diesel. Efficiency is unchanged from the 2014 model. Among 29 large cars rated for 2015, it ranks 6th for lowest fuel cost. At 15,000 miles a year with $3.70/gal diesel fuel, it costs about $1,982 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2015 Audi A8 Diesel's fuel average is 11.9 km/L (8.4 L/100 km), or 28 MPG combined: 10.2 km/L in the city and 15.3 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 24 | 10.2 | 9.8 |
| Highway | 36 | 15.3 | 6.5 |
| Combined | 28 | 11.9 | 8.4 |
How it ranks among 2015 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
A8 Diesel MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 3.0L 6-cyl turbo · 8-speed automatic A8 L |
Diesel | 24 MPG | 36 MPG | 28 MPG | — | $1,982 |
Specs (most efficient configuration)
- Fuel
- Diesel
- Engine / motor
- 3.0L 6-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- AWD
- Passenger volume
- 107 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 360 g/mi
- EPA fuel economy score
- 7/10
- EPA greenhouse gas score
- 6/10
2015 Audi A8 Diesel vs. rivals
Compare the 2015 A8 Diesel
With any other car from any year, including other A8 Diesel model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2015 Audi A8 (22 MPG)
Frequently asked questions
What is the gas mileage of the 2015 Audi A8 Diesel?
Up to 28 MPG combined (24 city / 36 highway).
What fuel does the 2015 Audi A8 Diesel use?
Diesel.
What is the fuel average in km/L for the 2015 Audi A8 Diesel?
The 2015 Audi A8 Diesel's fuel average is 11.9 km/L (8.4 L/100 km), or 28 MPG combined: 10.2 km/L in the city and 15.3 km/L on the highway.
How much does it cost to fuel the 2015 Audi A8 Diesel per year?
About $1,982 at 15,000 miles a year with $3.70/gal diesel fuel, or $13.21 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.