2014 · Midsize Car · Diesel
2014 Audi A6 Diesel MPG & fuel economy
The 2014 Audi A6 Diesel is a midsize car with one EPA-rated configuration. The most efficient version returns 29 MPG combined (24 city / 38 highway) on diesel. Among 74 midsize cars rated for 2014, it ranks 40th for lowest fuel cost. At 15,000 miles a year with $3.70/gal diesel fuel, it costs about $1,914 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2014 Audi A6 Diesel's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 10.2 km/L in the city and 16.2 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 24 | 10.2 | 9.8 |
| Highway | 38 | 16.2 | 6.2 |
| Combined | 29 | 12.3 | 8.1 |
How it ranks among 2014 Midsize Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
A6 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 A6 quattro |
Diesel | 24 MPG | 38 MPG | 29 MPG | — | $1,914 |
Specs (most efficient configuration)
- Fuel
- Diesel
- Engine / motor
- 3.0L 6-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- AWD
- Passenger volume
- 98 cu ft
- Cargo volume
- 16 cu ft
- Tailpipe CO₂
- 349 g/mi
- EPA fuel economy score
- 7/10
- EPA greenhouse gas score
- 7/10
2014 Audi A6 Diesel vs. rivals
Compare the 2014 A6 Diesel
With any other car from any year, including other A6 Diesel model years. Type a year to jump, e.g. "2015 Accord".
Same year, other powertrains: 2014 Audi A6 (28 MPG)
Frequently asked questions
What is the gas mileage of the 2014 Audi A6 Diesel?
Up to 29 MPG combined (24 city / 38 highway).
What fuel does the 2014 Audi A6 Diesel use?
Diesel.
What is the fuel average in km/L for the 2014 Audi A6 Diesel?
The 2014 Audi A6 Diesel's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 10.2 km/L in the city and 16.2 km/L on the highway.
How much does it cost to fuel the 2014 Audi A6 Diesel per year?
About $1,914 at 15,000 miles a year with $3.70/gal diesel fuel, or $12.76 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.