2019 head-to-head · Large Car

2019 Audi A8 Hybrid vs Mercedes-Benz S-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
$2,693/ year to fuel
22 MPG
✓ Cheaper to run
$2,693/ year to fuel
22 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 A8 Hybrid (22 MPG) costs about $2,693 a year to fuel and the 2019 Mercedes-Benz S-Class (22 MPG) about $2,693.

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 A8 Hybrid
  • Mercedes-Benz S-Class

Side by side

Audi A8 HybridMercedes-Benz S-Class
$2,693 Your annual fuel cost $2,693
22 MPG Combined efficiency 22 MPG
19 MPG City 19 MPG
27 MPG Highway 28 MPG
111 cu ft Passenger volume 112 cu ft
13 cu ft Cargo volume 12 cu ft
405 g/mi Tailpipe CO₂ (g/mi) 403 g/mi
4/10 EPA fuel economy score 4/10
4/10 EPA greenhouse gas score 4/10
Hybrid Powertrain Gas
Premium gasoline Fuel Premium gasoline
3.0L 6-cyl turbo Engine / motor 3.0L 6-cyl turbo
8-speed automatic 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 A8 Hybrid vs Mercedes-Benz S-Class across model years

  • Audi A8 Hybrid
  • Mercedes-Benz S-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 Audi A8 Hybrid has more cargo space (13 vs. 12 cu ft).

Among 30 2019 large cars, the Audi A8 Hybrid ranks 23rd and the Mercedes-Benz S-Class 22nd for lowest fuel cost.

The powertrains differ: the Audi A8 Hybrid is a full hybrid, while the Mercedes-Benz S-Class is a conventional gas model.

Frequently asked questions

How much does it cost to fuel the 2019 Audi A8 Hybrid vs. the Mercedes-Benz S-Class per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,693 for the Audi A8 Hybrid and $2,693 for the Mercedes-Benz S-Class.

Which has more cargo space?

The Audi A8 Hybrid, with 13 cu ft of luggage volume versus 12 cu ft (EPA interior volume index).

Audi A8 Hybrid vs Mercedes-Benz S-Class in other years

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