2014 · Midsize & Large SUV · Gas
2014 Mercedes-Benz GL-Class MPG & fuel economy
The 2014 Mercedes-Benz GL-Class is a midsize or large SUV offered in 3 EPA-rated configurations. The most efficient version returns 16 MPG combined (14 city / 19 highway) on premium gasoline. Across the lineup, combined ratings range from 14 to 16 MPG. Efficiency is unchanged from the 2013 model. Among 43 midsize & large SUVs rated for 2014, it ranks 39th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,703 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 GL-Class's fuel average is 6.8 km/L (14.7 L/100 km), or 16 MPG combined: 6.0 km/L in the city and 8.1 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 14 | 6.0 | 16.8 |
| Highway | 19 | 8.1 | 12.4 |
| Combined | 16 | 6.8 | 14.7 |
How it ranks among 2014 Midsize & Large SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
GL-Class MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| 4WD · 4.7L 8-cyl turbo · 7-speed automatic GL450 4matic |
Gas | 14 MPG | 19 MPG | 16 MPG | — | $3,703 |
| 4WD · 4.7L 8-cyl turbo · 7-speed automatic GL550 4matic |
Gas | 13 MPG | 18 MPG | 15 MPG | — | $3,950 |
| 4WD · 5.5L 8-cyl turbo · 7-speed automatic GL63 AMG |
Gas | 13 MPG | 17 MPG | 14 MPG | — | $4,232 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.7L 8-cyl turbo
- Transmission
- 7-speed automatic
- Drivetrain
- 4WD
- Tailpipe CO₂
- 569 g/mi
- EPA fuel economy score
- 3/10
- EPA greenhouse gas score
- 3/10
2014 Mercedes-Benz GL-Class vs. rivals
Compare the 2014 GL-Class
With any other car from any year, including other GL-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 GL-Class?
Up to 16 MPG combined (14 city / 19 highway); ratings range from 14 to 16 MPG depending on configuration.
What fuel does the 2014 Mercedes-Benz GL-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 GL-Class?
The 2014 Mercedes-Benz GL-Class's fuel average is 6.8 km/L (14.7 L/100 km), or 16 MPG combined: 6.0 km/L in the city and 8.1 km/L on the highway.
How much does it cost to fuel the 2014 Mercedes-Benz GL-Class per year?
About $3,703 at 15,000 miles a year with $3.95/gal premium gas, or $24.69 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.