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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

    $100,570

    MSRP $100,570

    Est. $1,881/mo

    Mercedes-Benz of Creve Coeur

    4.6
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    Creve Coeur, MO (8 mi)
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  • Twilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATICTwilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATICTwilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATICTwilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATICTwilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATICTwilight Blue Metallic 2026 Mercedes-Benz GLS 450 4MATIC

    $86,000

    $1K
    1,771 mi.
    Est. $1,608/mo

    Mercedes-Benz of Creve Coeur

    4.6
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    Creve Coeur, MO (8 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

    $93,015

    MSRP $93,015

    Est. $1,739/mo

    Mercedes-Benz of Creve Coeur

    4.6
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    Creve Coeur, MO (8 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

    $102,090

    MSRP $102,090

    Est. $1,909/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 mi)
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  • 2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC

    $113,385

    MSRP $113,385

    Est. $2,120/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 mi)
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  • 2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC

    $114,570

    MSRP $114,570

    Est. $2,142/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 mi)
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  • 2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC

    $97,135

    MSRP $97,135

    Est. $1,816/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 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

    $100,570

    MSRP $100,570

    Est. $1,881/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 mi)
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  • 2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC2026 Mercedes-Benz GLS 450 4MATIC

    $97,450

    MSRP $97,450

    Est. $1,822/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (8 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 4MATIC

    $85,027

    9,013 mi.
    Est. $1,590/mo

    Mercedes-Benz of St Louis

    4.4
    St. Louis, MO (9 mi)
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  • Silver 2026 Mercedes-Benz GLS 450 4MATICSilver 2026 Mercedes-Benz GLS 450 4MATICSilver 2026 Mercedes-Benz GLS 450 4MATICSilver 2026 Mercedes-Benz GLS 450 4MATICSilver 2026 Mercedes-Benz GLS 450 4MATICSilver 2026 Mercedes-Benz GLS 450 4MATIC

    $97,095

    MSRP $97,095

    Est. $1,816/mo

    Mercedes-Benz of Hoffman Estates

    4.7
    Check Availability
    $257 delivery from Hoffman Estates, IL (258 mi)
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  • Blue 2026 Mercedes-Benz GLS 450 4MATICBlue 2026 Mercedes-Benz GLS 450 4MATICBlue 2026 Mercedes-Benz GLS 450 4MATICBlue 2026 Mercedes-Benz GLS 450 4MATICBlue 2026 Mercedes-Benz GLS 450 4MATICBlue 2026 Mercedes-Benz GLS 450 4MATIC

    $93,515

    MSRP $93,515

    Est. $1,749/mo

    Mercedes-Benz of Hoffman Estates

    4.7
    Check Availability
    $257 delivery from Hoffman Estates, IL (258 mi)
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  • MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450MANUFAKTUR Alpine Grey 2026 Mercedes-Benz GLS 450 GLS 450

    $95,900

    9,973 mi.
    Est. $1,793/mo

    Isringhausen Imports

    4.9
    Check Availability
    Springfield, IL (83 mi)
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  • Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450

    $96,965

    Est. $1,813/mo

    Isringhausen Imports

    4.9
    Check Availability
    Springfield, IL (83 mi)
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  • Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450Selenite Grey Metallic 2026 Mercedes-Benz GLS 450 GLS 450

    $96,865

    Est. $1,811/mo

    Isringhausen Imports

    4.9
    Check Availability
    Springfield, IL (83 mi)
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  • Black 2026 Mercedes-Benz GLS 450 GLS 450Black 2026 Mercedes-Benz GLS 450 GLS 450Black 2026 Mercedes-Benz GLS 450 GLS 450Black 2026 Mercedes-Benz GLS 450 GLS 450Black 2026 Mercedes-Benz GLS 450 GLS 450Black 2026 Mercedes-Benz GLS 450 GLS 450

    $95,345

    Est. $1,783/mo

    Isringhausen Imports

    4.9
    Check Availability
    Springfield, IL (83 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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