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  • Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATICSelenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATICSelenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATICSelenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATICSelenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATICSelenite Grey Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $97,620

    Est. $1,797/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Cirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $101,850

    Est. $1,875/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Black 2026 Mercedes-Benz GLS 450 4MATIC

    $98,450

    Est. $1,813/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Obsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $99,815

    Est. $1,838/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Polar White 2026 Mercedes-Benz GLS 450 4MATIC

    $97,050

    Est. $1,787/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Obsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $101,665

    Est. $1,872/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Black 2026 Mercedes-Benz GLS 450 4MATIC

    $93,425

    Est. $1,720/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Obsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $102,315

    Est. $1,884/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 4MATIC

    $98,830

    Est. $1,820/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Polar White 2026 Mercedes-Benz GLS 450 4MATIC

    $94,195

    Est. $1,734/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • Cirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $102,365

    Est. $1,885/mo

    Mercedes-Benz of Buffalo

    4.8
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    Williamsville, NY (27 mi)
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  • $105,770

    Est. $1,948/mo

    Mercedes-Benz of Buffalo

    4.8
    Check Availability
    Williamsville, NY (27 mi)
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  • Cirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATICCirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATICCirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATICCirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATICCirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATICCirrus Silver Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $89,400

    8,135 mi.
    Est. $1,646/mo

    Mercedes-Benz of Wilkes-Barre

    4.6
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    Wilkes-Barre, PA (163 mi)
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  • Polar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATIC

    $90,200

    8,836 mi.
    Est. $1,661/mo

    Mercedes-Benz of Wilkes-Barre

    4.6
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    Wilkes-Barre, PA (163 mi)
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  • Black 2026 Mercedes-Benz GLS 450 4MATICBlack 2026 Mercedes-Benz GLS 450 4MATICBlack 2026 Mercedes-Benz GLS 450 4MATICBlack 2026 Mercedes-Benz GLS 450 4MATICBlack 2026 Mercedes-Benz GLS 450 4MATICBlack 2026 Mercedes-Benz GLS 450 4MATIC

    $84,150

    $850
    1,035 mi.
    Est. $1,549/mo

    Land Rover Harrisburg

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    Carlisle, PA (181 mi)
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  • Selenite 2026 Mercedes-Benz GLS 450 4MATICSelenite 2026 Mercedes-Benz GLS 450 4MATICSelenite 2026 Mercedes-Benz GLS 450 4MATICSelenite 2026 Mercedes-Benz GLS 450 4MATICSelenite 2026 Mercedes-Benz GLS 450 4MATICSelenite 2026 Mercedes-Benz GLS 450 4MATIC

    $85,880

    8,762 mi.
    Est. $1,581/mo

    Bobby Rahal Motorcar Company

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    Wexford, PA (166 mi)
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  • Polar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATIC

    $92,330

    MSRP $92,330

    Est. $1,700/mo

    Mercedes-Benz of Willoughby

    4.9
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    Willoughby, OH (170 mi)
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  • Obsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $105,950

    Est. $1,951/mo

    Mercedes-Benz of Akron

    4.8
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    Akron, OH (194 mi)
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  • Beige 2026 Mercedes-Benz GLS 450 4MATICBeige 2026 Mercedes-Benz GLS 450 4MATICBeige 2026 Mercedes-Benz GLS 450 4MATICBeige 2026 Mercedes-Benz GLS 450 4MATICBeige 2026 Mercedes-Benz GLS 450 4MATICBeige 2026 Mercedes-Benz GLS 450 4MATIC

    $92,330

    MSRP $92,330

    Est. $1,700/mo

    Mercedes-Benz of Wilkes-Barre

    4.6
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    Wilkes-Barre, PA (163 mi)
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  • Polar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATICPolar White 2026 Mercedes-Benz GLS 450 4MATIC

    $92,430

    Est. $1,702/mo

    Mercedes-Benz Of Bedford

    4.7
    Check Availability
    Bedford, OH (185 mi)
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  • Obsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATICObsidian Black Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $103,335

    MSRP $103,335

    Est. $1,903/mo

    Mercedes-Benz of Washington

    4.8
    Check Availability
    Washington, PA (196 mi)
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  • Moonlight White 2026 Mercedes-Benz GLS 450 4MATICMoonlight White 2026 Mercedes-Benz GLS 450 4MATICMoonlight White 2026 Mercedes-Benz GLS 450 4MATICMoonlight White 2026 Mercedes-Benz GLS 450 4MATICMoonlight White 2026 Mercedes-Benz GLS 450 4MATICMoonlight White 2026 Mercedes-Benz GLS 450 4MATIC

    $103,365

    Est. $1,903/mo

    Bobby Rahal Motorcar Company

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    Wexford, PA (166 mi)
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  • Obsidian Black 2026 Mercedes-Benz GLS 450 4MATICObsidian Black 2026 Mercedes-Benz GLS 450 4MATICObsidian Black 2026 Mercedes-Benz GLS 450 4MATICObsidian Black 2026 Mercedes-Benz GLS 450 4MATICObsidian Black 2026 Mercedes-Benz GLS 450 4MATICObsidian Black 2026 Mercedes-Benz GLS 450 4MATIC

    $106,820

    MSRP $106,820

    Est. $1,967/mo

    Mercedes-Benz of Pittsburgh

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    Pittsburgh, PA (173 mi)
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  • White 2026 Mercedes-Benz GLS 450 4MATICWhite 2026 Mercedes-Benz GLS 450 4MATICWhite 2026 Mercedes-Benz GLS 450 4MATICWhite 2026 Mercedes-Benz GLS 450 4MATICWhite 2026 Mercedes-Benz GLS 450 4MATICWhite 2026 Mercedes-Benz GLS 450 4MATIC

    $102,550

    MSRP $102,550

    Est. $1,888/mo

    Mercedes-Benz of Willoughby

    4.9
    Check Availability
    Willoughby, OH (170 mi)
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About the 2026 Mercedes-Benz GLS 450

Basics

4MATIC shown (base trim).

Seating
6
Door count
4
Drivetrain
All-wheel drive
Combined MPG
21
Transmission
9-Speed A/T
Engine
375.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline/Mild Electric Hybrid)
Side view of the 2026 Mercedes-Benz GLS 450
FAQs

How much does the 2026 Mercedes-Benz GLS 450 cost?

The 2026 Mercedes-Benz GLS 450 price depends on trim level and optional features. Prices typically start at $90,250.

What is the MPG of the 2026 Mercedes-Benz GLS 450?

The 2026 Mercedes-Benz GLS 450 offers up to 19 MPG in city driving and 24 MPG on the highway for a combined rating of 21 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle trim, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2026 Mercedes-Benz GLS 450?

The 2026 Mercedes-Benz GLS 450 compares to and/or competes against the following vehicles:


Trims

GLS 450 (1 style)

Style
GLS 450 4MATIC SUV
Inventory price
Starting at $90,250
Combined MPG
21
Engine
375.0-hp, 3.0-liter, Straight 6 Cylinder Engine (Gasoline/Mild Electric Hybrid)
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