Audi S3 MPG by year — every rating on record

The Audi S3 has a combined EPA fuel economy rating for 11 model years, from 2015 to 2026. Across those years its best rated version returned 27 mpg (2022) and its thirstiest returned 24 mpg (2017). The EPA record holds 11 configurations for this nameplate, most recently a Subcompact Cars.

Year-by-year EPA ratings

Where it has stood in its class

Ranked against every other nameplate the EPA filed under the same class that year. The Audi S3 placed highest in 2026 at #18 of 46, and lowest in 2017 at #42 of 88. It spent 11 of its 11 ranked years in the top half of its class.

Every configuration on record

All 11 configurations EPA lists for this nameplate, newest first.

How the rating has moved between model years

Comparing the best-rated configuration of each year. 2 of 4 year-over-year steps improved the top rating.

What S3 fuel costs over a year

At the EPA's 11,500 miles a year, the 2026 Audi S3 burns 442 to 442 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.

EPA’s own estimate for the 2026 model year is $3,000 to $3,000 a year in fuel, or $3,750 more than the average new vehicle over five years.

How it compares with other Subcompact Cars

Across the 461 nameplates EPA classifies as Subcompact Cars, the median best combined rating is 24 mpg. At 26 mpg the Audi S3 is 2 mpg better the median, which is worth about $129 a year at $3.50 a gallon.

• All Subcompact Cars 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.