2020 · Midsize & Large SUV · Hybrid

2020 Mercedes-Benz GLS-Class Hybrid MPG & fuel economy

The 2020 Mercedes-Benz GLS-Class Hybrid is a midsize or large SUV offered in 2 EPA-rated configurations. The most efficient version returns 21 MPG combined (19 city / 23 highway) on premium gasoline. Across the lineup, combined ratings range from 18 to 21 MPG. Among 55 midsize & large SUVs rated for 2020, it ranks 36th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $2,821 a year to fuel.

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Combined 21 MPG 19 MPG city · 23 MPG hwy
Driving range — not published for this model
Your fuel cost $2,821 15,000 mi/yr · $18.81 per 100 mi
Class rank, 2020 #36 of 55 Midsize & Large SUVs by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Fuel average

The 2020 Mercedes-Benz GLS-Class Hybrid's fuel average is 8.9 km/L (11.2 L/100 km), or 21 MPG combined: 8.1 km/L in the city and 9.8 km/L on the highway.

MPGkm/LL/100 km
City198.112.4
Highway239.810.2
Combined218.911.2

How it ranks among 2020 Midsize & Large SUVs

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  1. 1Tesla Model X105 MPGe $869
  2. 2Audi e-tron77 MPGe $1,188
  3. 3Toyota Highlander Hybrid36 MPG $1,292
  4. 4Ford Explorer Hybrid28 MPG $1,661
  5. 5Lincoln Aviator Plug-in Hybrid56 MPGe + 23 MPG $1,833
  6. 36Mercedes-Benz GLS-Class Hybrid21 MPG $2,821
  7. 55Lamborghini Urus14 MPG $4,232
2020 GLS-Class HybridOther midsize & large SUVsClass median: $2,583/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

GLS-Class Hybrid MPG across model years

Full history →

2 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
4WD · 3.0L 6-cyl turbo · 9-speed automatic
GLS450 4matic		 Hybrid 19 MPG 23 MPG 21 MPG — $2,821
4WD · 4.0L 8-cyl turbo · 9-speed automatic
GLS580 4matic		 Hybrid 16 MPG 21 MPG 18 MPG — $3,292

Specs (most efficient configuration)

Fuel
Premium gasoline
Engine / motor
3.0L 6-cyl turbo
Transmission
9-speed automatic
Drivetrain
4WD
Tailpipe CO₂
429 g/mi
EPA fuel economy score
4/10
EPA greenhouse gas score
4/10

2020 Mercedes-Benz GLS-Class Hybrid vs. rivals

vs Land Rover Range Rover Hybrid 21 MPG · $2,821/yr Same fuel cost vs Audi Q7 21 MPG · $2,821/yr Same fuel cost vs Land Rover Range Rover Plug-in Hybrid 42 MPGe + 19 MPG · $2,694/yr Range Rover Plug-in Hybrid saves $128/yr vs BMW X7 22 MPG · $2,693/yr X7 saves $128/yr vs Porsche Cayenne 20 MPG · $2,962/yr GLS-Class Hybrid saves $141/yr vs Land Rover Range Rover 23 MPG · $2,576/yr Range Rover saves $245/yr vs Land Rover Defender 19 MPG · $3,118/yr GLS-Class Hybrid saves $297/yr vs Land Rover Defender Hybrid 19 MPG · $3,118/yr GLS-Class Hybrid saves $297/yr

Compare the 2020 GLS-Class Hybrid

With any other car from any year, including other GLS-Class Hybrid model years. Type a year to jump, e.g. "2015 Accord".

Frequently asked questions

What is the gas mileage of the 2020 Mercedes-Benz GLS-Class Hybrid?

Up to 21 MPG combined (19 city / 23 highway); ratings range from 18 to 21 MPG depending on configuration.

What fuel does the 2020 Mercedes-Benz GLS-Class Hybrid use?

Premium gasoline (premium is required or recommended by the manufacturer).

What is the fuel average in km/L for the 2020 Mercedes-Benz GLS-Class Hybrid?

The 2020 Mercedes-Benz GLS-Class Hybrid's fuel average is 8.9 km/L (11.2 L/100 km), or 21 MPG combined: 8.1 km/L in the city and 9.8 km/L on the highway.

How much does it cost to fuel the 2020 Mercedes-Benz GLS-Class Hybrid per year?

About $2,821 at 15,000 miles a year with $3.95/gal premium gas, or $18.81 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

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