2014 · Large Car · Gas
2014 Mercedes-Benz S-Class MPG & fuel economy
The 2014 Mercedes-Benz S-Class is a large car offered in 3 EPA-rated configurations. The most efficient version returns 20 MPG combined (17 city / 26 highway) on premium gasoline. Across the lineup, combined ratings range from 18 to 20 MPG. That's up 1 MPG from the 2013 model. Among 27 large cars rated for 2014, it ranks 22nd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,962 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2014 Mercedes-Benz S-Class's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.2 km/L in the city and 11.1 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 17 | 7.2 | 13.8 |
| Highway | 26 | 11.1 | 9.0 |
| Combined | 20 | 8.5 | 11.8 |
How it ranks among 2014 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
S-Class MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 4.7L 8-cyl turbo · 7-speed automatic S550 |
Gas | 17 MPG | 26 MPG | 20 MPG | — | $2,962 |
| 4WD · 4.7L 8-cyl turbo · 7-speed automatic S550 4matic |
Gas | 16 MPG | 26 MPG | 19 MPG | — | $3,118 |
| 4WD · 5.5L 8-cyl turbo · 7-speed automatic S63 AMG 4matic |
Gas | 15 MPG | 23 MPG | 18 MPG | — | $3,292 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.7L 8-cyl turbo
- Transmission
- 7-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 112 cu ft
- Cargo volume
- 12 cu ft
- Tailpipe CO₂
- 444 g/mi
- EPA fuel economy score
- 5/10
- EPA greenhouse gas score
- 5/10
2014 Mercedes-Benz S-Class vs. rivals
Compare the 2014 S-Class
With any other car from any year, including other S-Class model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2014 Mercedes-Benz S-Class?
Up to 20 MPG combined (17 city / 26 highway); ratings range from 18 to 20 MPG depending on configuration.
What fuel does the 2014 Mercedes-Benz S-Class use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2014 Mercedes-Benz S-Class?
The 2014 Mercedes-Benz S-Class's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.2 km/L in the city and 11.1 km/L on the highway.
How much does it cost to fuel the 2014 Mercedes-Benz S-Class per year?
About $2,962 at 15,000 miles a year with $3.95/gal premium gas, or $19.75 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.