Audi RS 6 Avant MPG by year — every rating on record
The Audi RS 6 Avant has a combined EPA fuel economy rating for 6 model years, from 2021 to 2026. Across those years its best rated version returned 17 mpg (2021) and its thirstiest returned 16 mpg (2026). The EPA record holds 6 configurations for this nameplate, most recently a Midsize Station Wagons.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2021 | 1 | 17 mpg | 17 mpg | #8 of 10 (22th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
| 2022 | 1 | 17 mpg | 17 mpg | #6 of 8 (29th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
| 2023 | 1 | 17 mpg | 17 mpg | #7 of 9 (25th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
| 2024 | 1 | 17 mpg | 17 mpg | #6 of 8 (29th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
| 2025 | 1 | 17 mpg | 17 mpg | #7 of 8 (14th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
| 2026 | 1 | 16 mpg | 16 mpg | #11 of 12 (9th pct) | All-Wheel Drive | Premium | Midsize Station Wagons |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Audi RS 6 Avant placed highest in 2022 at #6 of 8, and lowest in 2026 at #11 of 12. It spent 0 of its 6 ranked years in the top half of its class.
Every configuration on record
All 6 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 14 | 21 | 16 | 718.8 | 18.6 | $4,850 | 545 | 3/10 |
| 2025 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 14 | 21 | 17 | 676.5 | 17.5 | $4,550 | 538 | 3/10 |
| 2024 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 14 | 22 | 17 | 676.5 | 17.5 | $4,550 | 533 | 3/10 |
| 2023 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 14 | 21 | 17 | 676.5 | 17.5 | $4,550 | 532 | 3/10 |
| 2022 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 15 | 22 | 17 | 676.5 | 17.5 | $4,550 | 514 | 3/10 |
| 2021 | 4.0L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI; Mild Hybrid, turbocharged, Hybrid, start-stop | 15 | 22 | 17 | 676.5 | 17.5 | $4,550 | 514 | 3/10 |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 0 of 1 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2025 → 2026 | 17 → 16 mpg | -1 mpg | 719 gal |
What RS 6 Avant fuel costs over a year
At the EPA's 11,500 miles a year, the 2026 Audi RS 6 Avant burns 719 to 719 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $2,156 | $2,156 | $0 |
| $3.50/gal | $2,516 | $2,516 | $0 |
| $4.00/gal | $2,875 | $2,875 | $0 |
EPA’s own estimate for the 2026 model year is $4,850 to $4,850 a year in fuel, or $13,000 more than the average new vehicle over five years.
How it compares with other Midsize Station Wagons
Across the 65 nameplates EPA classifies as Midsize Station Wagons, the median best combined rating is 22 mpg. At 16 mpg the Audi RS 6 Avant is 6 mpg below the median, which is worth about $686 a year at $3.50 a gallon.
- All Midsize Station Wagons rankings — every nameplate in the class, best to worst.
Other Audi nameplates
Every Audi model compared → — all nameplates ranked by best combined rating, with what each one costs a year.