Audi A3 quattro
28 MPG The 2026 Audi A3 quattro is EPA-rated at 28 MPG combined (24 city / 34 highway). Over 15,000 miles a year that is about 536 gallons, $1714 a year in fuel, or $0.114 per mile at $3.20/gal.
Across its full 2006–2026 run it averages 25.6 MPG, improving by 7 MPG over 19 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.089 | $893 | $1339 | $1786 |
| $3.00/gal | $0.107 | $1071 | $1607 | $2143 |
| $3.20/gal | $0.114 | $1143 | $1714 | $2286 |
| $3.50/gal | $0.125 | $1250 | $1875 | $2500 |
| $4.00/gal | $0.143 | $1429 | $2143 | $2857 |
| $4.50/gal | $0.161 | $1607 | $2411 | $3214 |
| $5.00/gal | $0.179 | $1786 | $2679 | $3571 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2026 | 28 MPG | 24 | 34 | $2750 | 323 | 1 |
| 2025 | 28 MPG | 24 | 34 | $2750 | 320 | 1 |
| 2024 | 30 MPG | 27 | 34 | $2100 | 299 | 1 |
| 2023 | 30 MPG | 27 | 35 | $2100 | 294 | 1 |
| 2022 | 31 MPG | 28 | 36 | $2000 | 286 | 1 |
| 2020 | 25 MPG | 22 | 30 | $2500 | 359 | 1 |
| 2019 | 25 MPG | 22 | 30 | $2500 | 362 | 1 |
| 2018 | 27 MPG | 24 | 31 | $2300 | 330 | 1 |
| 2017 | 27 MPG | 24 | 31 | $2300 | 330 | 1 |
| 2016 | 27 MPG | 24 | 33 | $2300 | 323 | 1 |
| 2015 | 27 MPG | 24 | 33 | $2850 | 323 | 1 |
| 2013 | 24 MPG | 21 | 28 | $3200 | 385 | 1 |
| 2012 | 24 MPG | 21 | 28 | $3200 | 370 | 1 |
| 2011 | 24 MPG | 21 | 28 | $3200 | 370 | 1 |
| 2010 | 24 MPG | 21 | 28 | $3200 | 370 | 1 |
| 2009 | 22.5 MPG | 19.5 | 26.5 | $3425 | 397 | 2 |
| 2008 | 21 MPG | 18 | 25 | $3650 | 423 | 1 |
| 2007 | 21 MPG | 18 | 25 | $3650 | 423 | 1 |
| 2006 | 21 MPG | 18 | 25 | $3650 | 423 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 229 subcompact cars models tracked here, the Audi A3 quattro ranks 42 on current figures, against a class average of 24.2 MPG.
Closest more-efficient alternatives in the same class: Isuzu I-Mark (28.4), Chevrolet Aveo 5 (28.5), Audi A3 Cabriolet (29), BMW M440i Convertible (29), BMW M440i xDrive Coupe (29).
Tailpipe CO₂ is rated at 323 grams per mile, which works out to roughly 4.8 tonnes a year at 15,000 miles.
Questions
What MPG does the Audi A3 quattro get?
The 2026 Audi A3 quattro is rated at 28 MPG combined by the EPA — 24 city and 34 highway. Across all 19 model years in the database it averages 25.6 MPG, ranging from 21 to 31 depending on year and trim.
How much does a Audi A3 quattro cost in fuel per year?
At 28 MPG and 15,000 miles a year, it burns about 536 gallons — roughly $1714 a year with fuel at $3.20 a gallon, or $0.114 per mile. The EPA's own published annual figure for the 2026 model is $2750.
Has the Audi A3 quattro become more efficient over time?
Yes. It has gone from 21 MPG in 2006 to 28 in 2026 — an improvement of 7 MPG, or 33% across 19 model years.
Is the Audi A3 quattro efficient for its class?
It ranks 42 of 229 in the Subcompact Cars class on current figures, against a class average of 24.2 MPG. That is 3.8 better than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.