2022 head-to-head · Subcompact Car

2022 Audi S3 vs Mercedes-Benz E-Class Hybrid

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
$2,194/ year to fuel
27 MPG

AWD · 2.0L 4-cyl turbo · 7-speed dual-clutch · 27 MPG

✓ Cheaper to run
$2,370/ year to fuel
25 MPG

The 2022 Audi S3 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,194 a year to fuel (27 MPG), versus $2,370 for the 2022 Mercedes-Benz E-Class Hybrid (25 MPG). That's roughly $176 a year, or about $878 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
  • Mercedes-Benz E-Class Hybrid

Side by side

Audi S3Mercedes-Benz E-Class Hybrid
$2,194 Your annual fuel cost $2,370
27 MPG Combined efficiency 25 MPG
23 MPG City 23 MPG
32 MPG Highway 30 MPG
86 cu ft Passenger volume 98 cu ft
10 cu ft Cargo volume 13 cu ft
331 g/mi Tailpipe CO₂ (g/mi) 348 g/mi
6/10 EPA fuel economy score 5/10
6/10 EPA greenhouse gas score 5/10
Gas Powertrain Hybrid
Premium gasoline Fuel Premium gasoline
2.0L 4-cyl turbo Engine / motor 3.0L 6-cyl turbo
7-speed dual-clutch Transmission 9-speed automatic
AWD Drivetrain 4WD

✓ 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 Mercedes-Benz E-Class Hybrid across model years

  • Audi S3
  • Mercedes-Benz E-Class Hybrid

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 Mercedes-Benz E-Class Hybrid has more passenger space (98 vs. 86 cu ft); the Mercedes-Benz E-Class Hybrid has more cargo space (13 vs. 10 cu ft).

Among 34 2022 subcompact cars, the Audi S3 ranks 14th and the Mercedes-Benz E-Class Hybrid 16th for lowest fuel cost.

The powertrains differ: the Audi S3 is a conventional gas model, while the Mercedes-Benz E-Class Hybrid is a full hybrid.

Frequently asked questions

Which is more fuel-efficient, the 2022 Audi S3 or the 2022 Mercedes-Benz E-Class Hybrid?

Measured by cost to drive, the Audi S3. The Audi S3 is rated 27 MPG combined and the Mercedes-Benz E-Class Hybrid 25 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2022 Audi S3 vs. the Mercedes-Benz E-Class Hybrid per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,194 for the Audi S3 and $2,370 for the Mercedes-Benz E-Class Hybrid.

Which has more cargo space?

The Mercedes-Benz E-Class Hybrid, with 13 cu ft of luggage volume versus 10 cu ft (EPA interior volume index).

Audi S3 vs Mercedes-Benz E-Class Hybrid in other years

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