2019 head-to-head · Subcompact Car

2019 Audi A5 vs Mercedes-Benz C-Class

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
$2,194/ year to fuel
27 MPG

On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2019 Audi A5 (27 MPG) costs about $2,194 a year to fuel and the 2019 Mercedes-Benz C-Class (27 MPG) about $2,194.

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 A5
  • Mercedes-Benz C-Class

Side by side

Audi A5Mercedes-Benz C-Class
$2,194 Your annual fuel cost $2,194
27 MPG Combined efficiency 27 MPG
23 MPG City 23 MPG
34 MPG Highway 34 MPG
84 cu ft Passenger volume 90 cu ft
12 cu ft Cargo volume 13 cu ft
328 g/mi Tailpipe CO₂ (g/mi) 330 g/mi
6/10 EPA fuel economy score 6/10
6/10 EPA greenhouse gas score 6/10
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 9-speed automatic
AWD Drivetrain RWD

✓ 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 A5 vs Mercedes-Benz C-Class across model years

  • Audi A5
  • Mercedes-Benz C-Class

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 C-Class has more passenger space (90 vs. 84 cu ft); the Mercedes-Benz C-Class has more cargo space (13 vs. 12 cu ft).

Among 43 2019 subcompact cars, the Audi A5 ranks 18th and the Mercedes-Benz C-Class 17th for lowest fuel cost.

Frequently asked questions

How much does it cost to fuel the 2019 Audi A5 vs. the Mercedes-Benz C-Class per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,194 for the Audi A5 and $2,194 for the Mercedes-Benz C-Class.

Which has more cargo space?

The Mercedes-Benz C-Class, with 13 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).

Audi A5 vs Mercedes-Benz C-Class in other years

More 2019 comparisons

Or compare the 2019 Audi A5 with anything else:

Keep exploring