- Newest year: 2026
- Gas
- Hybrid
- Midsize cars
2026 Audi A6 MPG & Fuel Cost
2 configurations · 23–24 MPG combined
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 1 of 10 midsize car configurations, MY2026. Ranked against all rated configurations, not sales-weighted.
2026 Audi A6 at a glance
The 2026 Audi A6 has 2 configurations in the EPA database, rated 23–24 MPG combined. The most efficient is the Allroad quattro 3.0L 6-cyl turbo AWD at 24 MPG, which costs about $3,300 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). Annual fuel cost across the configurations runs from $3,300 to $3,500, a $200 difference. The Sedan 3.0L 6-cyl turbo AWD costs less to fuel than 1 of 10 midsize car configurations rated for MY2026 (class median $2,110 a year).
What the 2026 Sedan 3.0L 6-cyl turbo AWD costs to drive
Per month
$292
$3,500 a year ÷ 12
Per 25 miles
$5.83
Per 100 miles
$23.33
Five years
$17,500
5 × the yearly cost, prices held at today's level
vs the midsize car median
$1,390more a year
Class median $2,110 a year, MY2026
Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).
2026 Audi A6 MPG
Gas configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Sedan (Most efficient) | 3.0L 6-cyl turbo | AWD | 20 | 29 | 23 | $3,500 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
Hybrid configurations (1)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| Allroad quattro (Most efficient) | 3.0L 6-cyl turbo | AWD | 21 | 30 | 24 | $3,300 |
1 configuration requires or recommends higher-octane gasoline and is costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
Fuel cost by state
Yearly cost of the Sedan 3.0L 6-cyl turbo AWD: $4,170 in California and $3,040 in Texas, a $1,130 difference.
- California $4,170
- Washington $3,930
- New York $3,460
- Florida $3,200
- Texas $3,040
Similar cars
Closest combined MPG among MY2026 midsize car models.
Generations
Frequently asked questions
How does the 2026 Audi A6 compare with the previous generation?
The previous generation (2019-2025 Audi A6) is rated 22–27 MPG combined and costs $2,970–$3,620 a year to fuel; the 2026 model is rated 23–24 MPG and costs $3,300–$3,500 a year.
What gas mileage does the 2026 Audi A6 get?
EPA rates the 2026 Audi A6 at 23–24 MPG combined across 2 configurations. The most efficient, the Allroad quattro 3.0L 6-cyl turbo AWD, is rated 24 MPG combined (21 city / 30 highway). By powertrain: Gas: 23 MPG; Hybrid: 24 MPG.
How much does it cost to fuel a 2026 Audi A6 per year?
Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the Sedan 3.0L 6-cyl turbo AWD costs about $3,500 a year. Across all 2 configurations the cost runs $3,300–$3,500 a year. That is a $200 difference between the cheapest and the costliest configuration.
How much does it cost to drive a 2026 Audi A6 100 miles?
About $23.33 per 100 miles for the Sedan 3.0L 6-cyl turbo AWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $22.00 and $23.33 across all configurations. That is the annual cost over 15,000 miles divided by 150.
Is the 2026 Audi A6 more efficient in the city or on the highway?
The Sedan 3.0L 6-cyl turbo AWD is rated 20 city and 29 highway MPG, so it is more efficient on the highway, by 9 MPG.
How does the 2026 Audi A6 compare with other midsize car configurations?
The Sedan 3.0L 6-cyl turbo AWD costs about $3,500 a year to fuel, $1,390 more than the class median of $2,110, and less than 1 of 10 midsize car configurations. The comparison covers all 94 rated midsize car configurations for MY2026, not weighted by sales.
Is the 2026 Audi A6 hybrid cheaper to fuel than the gas version?
Yes. The best hybrid (Allroad quattro 3.0L 6-cyl turbo AWD) is rated 24 MPG against 23 MPG for the best gas version (Sedan 3.0L 6-cyl turbo AWD), 1 MPG more. At premium gasoline $5.36/gal (U.S. average, Sep 2026) that is $3,300 versus $3,500 a year, a saving of $200.
Is the 2026 Audi A6 different from the 2025 model?
The most efficient configuration moves from 26 to 24 MPG, down 2. Its annual cost goes from $3,050 to $3,300, $250 more. EPA lists 2 configurations for 2026 against 3 configurations for 2025. See the 2025 Audi A6 for that year.