2027 head-to-head · Subcompact Car

2027 Audi A3 vs Audi S3

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

Swap sides
✓ Cheaper to run
$2,116/ year to fuel
28 MPG

AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch · 28 MPG

✓ Cheaper to run
$2,279/ year to fuel
26 MPG

AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch · 26 MPG

The 2027 Audi A3 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,116 a year to fuel (28 MPG), versus $2,279 for the 2027 Audi S3 (26 MPG). That's roughly $163 a year, or about $814 over five years.

Your numbers

Change these to match your driving and local prices. Every figure and chart on this page updates.

Fuel cost over 10 years

  • Audi A3
  • Audi S3

Side by side

Audi A3Audi S3
$2,116 Your annual fuel cost $2,279
28 MPG Combined efficiency 26 MPG
24 MPG City 23 MPG
33 MPG Highway 31 MPG
87 cu ft Passenger volume 87 cu ft
8 cu ft Cargo volume 8 cu ft
322 g/mi Tailpipe CO₂ (g/mi) 346 g/mi
5/10 EPA fuel economy score 5/10
5/10 EPA greenhouse gas score 5/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 2.0L 4-cyl turbo
7-speed dual-clutch Transmission 7-speed dual-clutch
AWD Drivetrain AWD

✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.

Audi A3 vs Audi S3 across model years

  • Audi A3
  • Audi S3

Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.

How they differ

Among 19 2027 subcompact cars, the Audi A3 ranks 6th and the Audi S3 8th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2027 Audi A3 or the 2027 Audi S3?

Measured by cost to drive, the Audi A3. The Audi A3 is rated 28 MPG combined and the Audi S3 26 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2027 Audi A3 vs. the Audi S3 per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,116 for the Audi A3 and $2,279 for the Audi S3.

More 2027 comparisons

Or compare the 2027 Audi A3 with anything else:

Keep exploring