2026 · Midsize & Large SUV · Hybrid

2026 Mercedes-Benz G-Class Hybrid MPG & fuel economy

The 2026 Mercedes-Benz G-Class Hybrid is a midsize or large SUV offered in 2 EPA-rated configurations. The most efficient version returns 18 MPG combined (17 city / 19 highway) on premium gasoline. Across the lineup, combined ratings range from 15 to 18 MPG. Efficiency is unchanged from the 2025 model. Among 91 midsize & large SUVs rated for 2026, it ranks 80th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,292 a year to fuel.

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Combined 18 MPG 17 MPG city · 19 MPG hwy

Driving range — not published for this model

Your fuel cost $3,292 15,000 mi/yr · $21.94 per 100 mi

Class rank, 2026 #80 of 91 Midsize & Large SUVs by fuel cost

What will it cost you?

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

Miles per year Premium gas $/gal

Fuel average

The 2026 Mercedes-Benz G-Class Hybrid's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 7.2 km/L in the city and 8.1 km/L on the highway.

	MPG	km/L	L/100 km
City	17	7.2	13.8
Highway	19	8.1	12.4
Combined	18	7.7	13.1

How it ranks among 2026 Midsize & Large SUVs

Full class ranking →

1Audi Q4 e-tron115 MPGe $794
2Lucid Gravity111 MPGe $818
3Cadillac Optiq105 MPGe $867
4Tesla Model X105 MPGe $869
5Honda Prologue104 MPGe $878
···
80Mercedes-Benz G-Class Hybrid18 MPG $3,292
···
91Rolls-Royce Cullinan14 MPG $4,232

2026 G-Class HybridOther midsize & large SUVsClass median: $2,277/yr

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

G-Class Hybrid MPG across model years

Full history →

2 EPA-rated configurations

Configuration	Type	City	Hwy	Combined	Range	Your cost / yr
4WD · 3.0L 6-cyl turbo · 9-speed automatic G550	Hybrid	17 MPG	19 MPG	18 MPG	—	$3,292
4WD · 4.0L 8-cyl turbo · 9-speed automatic AMG G63	Hybrid	14 MPG	16 MPG	15 MPG	—	$3,950

Specs (most efficient configuration)

Fuel: Premium gasoline
Engine / motor: 3.0L 6-cyl turbo
Transmission: 9-speed automatic
Drivetrain: 4WD
Tailpipe CO₂: 490 g/mi
EPA fuel economy score: 3/10
EPA greenhouse gas score: 3/10

2026 Mercedes-Benz G-Class Hybrid vs. rivals

vs Infiniti QX80 18 MPG · $3,292/yr Same fuel cost vs Land Rover Discovery Hybrid 19 MPG · $3,118/yr Discovery Hybrid saves $173/yr vs Lexus LX 19 MPG · $3,118/yr LX saves $173/yr vs Porsche Cayenne 19 MPG · $3,118/yr Cayenne saves $173/yr vs Audi Q8 19 MPG · $3,118/yr Q8 saves $173/yr vs Genesis GV80 Hybrid 19 MPG · $3,118/yr GV80 Hybrid saves $173/yr vs Cadillac Escalade 17 MPG · $3,485/yr G-Class Hybrid saves $194/yr vs Lexus GX 17 MPG · $3,485/yr G-Class Hybrid saves $194/yr vs Audi RS Q8 16 MPG · $3,703/yr G-Class Hybrid saves $411/yr vs Audi SQ7 16 MPG · $3,703/yr G-Class Hybrid saves $411/yr vs Audi SQ8 16 MPG · $3,703/yr G-Class Hybrid saves $411/yr vs Mercedes-Benz G-Class EV 62 MPGe · $1,458/yr G-Class EV saves $1,834/yr

Compare the 2026 G-Class Hybrid

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

Same year, other powertrains: 2026 Mercedes-Benz G-Class EV (62 MPGe)

Frequently asked questions

What is the gas mileage of the 2026 Mercedes-Benz G-Class Hybrid?

Up to 18 MPG combined (17 city / 19 highway); ratings range from 15 to 18 MPG depending on configuration.

What fuel does the 2026 Mercedes-Benz G-Class Hybrid use?

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

What is the fuel average in km/L for the 2026 Mercedes-Benz G-Class Hybrid?