2026 Mercedes-Benz GLS SUV Dimensions, Details, and Price

The 2026 Mercedes-Benz GLS SUV is the flagship three-row SUV in the lineup, combining full-size proportions with an upscale cabin, advanced tech, and confident performance for families who want maximum comfort and presence on the road.

The GLS has a length of 205.0 inches, a width of 79.9 inches (without mirrors), and a max cargo capacity of 84.7 cu ft. Here we explore its full dimensions and price.

Stock image of a black 2026 Mercedes-Benz GLS SUV

How Much Does a 2026 Mercedes-Benz GLS SUV Cost?

The 2026 Mercedes-Benz GLS starts at about $90,250 MSRP* for the GLS 450 4MATIC® SUV. The GLS 580 4MATIC® SUV starts at about $116,150 MSRP*, and the AMG® GLS 63 SUV starts at about $151,050 MSRP*.

2026 Mercedes-Benz GLS Dimensions

  • Length: 205.0 inches.
  • Width (with mirrors): 84.9 inches.
  • Width (without mirrors): 79.9 inches.
  • Height: 71.8 inches.
  • Wheelbase: 123.4 inches.
  • Front track width: 65.7 inches.
  • Rear track width: 66.6 inches.
    Passenger capacity: 7
  • Cargo capacity: 84.7 cu ft.
  • Front head room: 39.4 inches.
  • Front leg room: 40.3 inches.
  • Front shoulder room: 59.3 inches.
  • Front hip room: 60.8 inches.
  • Rear head room (2nd row): 40.2 inches.
  • Rear leg room (2nd row): 41.9 inches.
  • Rear shoulder room (2nd row): 58.5 inches.
  • Third-row leg room: 34.6 inches.


The 2026 Mercedes-Benz GLS comes in multiple variants, so the dimensions can vary slightly depending on the specific model and trim, but the above key measurements are consistent across most GLS trims.

Shop Our Freehold Mercedes-Benz Dealership For Your 2026 Mercedes-Benz GLS

Step into the 2026 GLS and see how a Mercedes-Benz full-size luxury SUV can elevate everything from school runs to long-distance road trips. Visit Ray Catena of Freehold, NJ to explore current GLS inventory, experience the three-row interior in person, and schedule a test drive that shows just how effortlessly this luxury SUV fits your life.

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*Starting at price is for a base model prior to customer build and excludes fees and charges, taxes, title, registration, insurance, charges for optional equipment, products, packages and accessories. Actual vehicle price and availability may vary by Dealer.