2026 head-to-head · Subcompact Car

2026 Audi S3 vs Maserati Grancabrio

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
$2,279/ year to fuel
26 MPG

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

✓ Cheaper to run
$2,962/ year to fuel
20 MPG

AWD · 3.0L 6-cyl turbo · 8-speed automatic · 20 MPG

The 2026 Audi S3 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,279 a year to fuel (26 MPG), versus $2,962 for the 2026 Maserati Grancabrio (20 MPG). That's roughly $684 a year, or about $3,418 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 S3
  • Maserati Grancabrio

Side by side

Audi S3Maserati Grancabrio
$2,279 Your annual fuel cost $2,962
26 MPG Combined efficiency 20 MPG
23 MPG City 17 MPG
31 MPG Highway 26 MPG
87 cu ft Passenger volume 89 cu ft
8 cu ft Cargo volume 7 cu ft
346 g/mi Tailpipe CO₂ (g/mi) 430 g/mi
5/10 EPA fuel economy score 4/10
5/10 EPA greenhouse gas score 4/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 3.0L 6-cyl turbo
7-speed dual-clutch Transmission 8-speed automatic
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 S3 vs Maserati Grancabrio across model years

  • Audi S3
  • Maserati Grancabrio

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

Per EPA interior volume figures, the Audi S3 has more cargo space (8 vs. 7 cu ft).

Among 26 2026 subcompact cars, the Audi S3 ranks 12th and the Maserati Grancabrio 20th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2026 Audi S3 or the 2026 Maserati Grancabrio?

Measured by cost to drive, the Audi S3. The Audi S3 is rated 26 MPG combined and the Maserati Grancabrio 20 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2026 Audi S3 vs. the Maserati Grancabrio per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,279 for the Audi S3 and $2,962 for the Maserati Grancabrio.

Which has more cargo space?

The Audi S3, with 8 cu ft of luggage volume versus 7 cu ft (EPA interior volume index).

Audi S3 vs Maserati Grancabrio in other years

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