Used 2020 Mercedes-Benz GLS 450 4MATIC for SaleNationwide
227 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Iridium Silver Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black Leather
- Transmission:
- 9-Speed Automatic
- Mileage:
- 49,910
- Stock #:
- VT1540239T
- VIN:
- 4JGFF5KE2LA105597
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
49,910 mi
Miami, FL
Great Deal
$31,997
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 62,427
- Stock #:
- 6J2400T
- VIN:
- 4JGFF5KEXLA168219
2020 Mercedes-Benz GLS
450 4MATIC
62,427 mi
Hopkins, MN
Great Deal
$32,349
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Iridium Silver Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 86,883
- Stock #:
- U9559A
- VIN:
- 4JGFF5KE3LA203232
Price drop
-$811
2020 Mercedes-Benz GLS
450 4MATIC
86,883 mi
San Luis Obispo, CA
Great Deal
$26,157
$25,346
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Brilliant Blue Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 116,466
- Stock #:
- G121468B
- VIN:
- 4JGFF5KEXLA191032
2020 Mercedes-Benz GLS
450 4MATIC
116,466 mi
Port Charlotte, FL
Great Deal
$21,735
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Espresso Brown
- Transmission:
- 9-Speed Automatic
- Mileage:
- 49,266
- Stock #:
- CS0154
- VIN:
- 4JGFF5KE9LA183861
2020 Mercedes-Benz GLS
450 4MATIC
49,266 mi
Little Rock, AR
Fair Deal
$36,864
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Obsidian Black Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 93,297
- Stock #:
- 121462W
- VIN:
- 4JGFF5KE0LA222403
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
93,297 mi
Knoxville, TN
Fair Deal
$30,743
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic
- Mileage:
- 81,014
- Stock #:
- M17372A
- VIN:
- 4JGFF5KE8LA230667
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
81,014 mi
El Paso, TX
Good Deal
$29,920
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- designo Cardinal Red Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Macchiato/Magmagrey
- Transmission:
- 9-Speed Automatic
- Mileage:
- 84,053
- Stock #:
- LA219668
- VIN:
- 4JGFF5KEXLA219668
2020 Mercedes-Benz GLS
450 4MATIC
84,053 mi
Houston, TX
Fair Deal
$31,102
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Black
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray (Macchiato/Magma Grey)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 25,601
- Stock #:
- A123913T
- VIN:
- 4JGFF5KEXLA123913
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
25,601 mi
Redwood City, CA
Fair Deal
$40,463
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Silver
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige/Magma Gray)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 95,381
- Stock #:
- 50930
- VIN:
- 4JGFF5KE8LA119634
Price drop
-$700
2020 Mercedes-Benz GLS
450 4MATIC
95,381 mi
Jersey City, NJ
Fair Deal
$27,275
$26,575
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Lunar Blue Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black/Magma Grey
- Transmission:
- Automatic
- Mileage:
- 99,395
- Stock #:
- 65051161
- VIN:
- 4JGFF5KE7LA124579
2020 Mercedes-Benz GLS
450 4MATIC
99,395 mi
Austin, TX
Great Deal
$26,903
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Black
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic
- Mileage:
- 76,721
- Stock #:
- 12562
- VIN:
- 4JGFF5KEXLA130229
2020 Mercedes-Benz GLS
450 4MATIC
76,721 mi
Smithfield, UT
Good Deal
$29,515
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige/Magma Gray)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 85,577
- Stock #:
- TU339744A
- VIN:
- 4JGFF5KE9LA223470
2020 Mercedes-Benz GLS
450 4MATIC
85,577 mi
Covington, LA
Good Deal
$29,431
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Blue
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 76,079
- Stock #:
- KB01817
- VIN:
- 4JGFF5KE2LA147901
2020 Mercedes-Benz GLS
450 4MATIC
76,079 mi
Wichita, KS
Fair Deal
$35,498
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Black
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Transmission:
- 9-Speed Automatic
- Mileage:
- 64,577
- Stock #:
- CU11289
- VIN:
- 4JGFF5KE2LA066851
2020 Mercedes-Benz GLS
450 4MATIC
64,577 mi
Louisville, KY
Good Deal
$32,703
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Gray (Selenite Grey Metallic)
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 91,618
- Stock #:
- LA228500
- VIN:
- 4JGFF5KE6LA228500
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
91,618 mi
Houston, TX
Fair Deal
$28,669
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 109,377
- Stock #:
- LA233977
- VIN:
- 4JGFF5KE5LA233977
2020 Mercedes-Benz GLS
450 4MATIC
109,377 mi
Austin, TX
Good Deal
$25,200
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Obsidian Black Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Mileage:
- 59,556
- Stock #:
- HRFTLA149689
- VIN:
- 4JGFF5KE7LA149689
2020 Mercedes-Benz GLS
450 4MATIC
59,556 mi
Sudbury, MA
Good Deal
$34,381
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 96,308
- Stock #:
- 125401
- VIN:
- 4JGFF5KE4LA125401
Price drop
-$1,000
2020 Mercedes-Benz GLS
450 4MATIC
96,308 mi
Vestavia Hills, AL
Fair Deal
$30,511
$29,510
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Mojave Silver Metallic
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Macchiato/Magmagrey
- Transmission:
- Automatic
- Mileage:
- 50,187
- Stock #:
- GL1448A
- VIN:
- 4JGFF5KE0LA133172
2020 Mercedes-Benz GLS
450 4MATIC
50,187 mi
Buford, GA
Great Deal
$35,160
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Black
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 63,506
- Stock #:
- MA133228T
- VIN:
- 4JGFF5KE1LA133228
New arrival
2020 Mercedes-Benz GLS
450 4MATIC
63,506 mi
Bellingham, WA
Fair Deal
$34,850
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 9-Speed Automatic
- Mileage:
- 55,893
- Stock #:
- U9586
- VIN:
- 4JGFF5KE2LA143623
2020 Mercedes-Benz GLS
450 4MATIC
55,893 mi
Rock Springs, WY
Good Deal
$36,629
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Polar White
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige/Magma Gray)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 74,569
- Stock #:
- PA726414
- VIN:
- 4JGFF5KEXLA186283
2020 Mercedes-Benz GLS
450 4MATIC
74,569 mi
Findlay, OH
Good Deal
$29,762
- Year:
- 2020
- Make:
- Mercedes-Benz
- Model:
- GLS
- Body type:
- SUV / Crossover
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 362 hp 3L I6
- Exterior color:
- Black
- Combined gas mileage:
- 21 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Macchiato Beige/Magma Gray)
- Transmission:
- 9-Speed Automatic
- Mileage:
- 52,319
- Stock #:
- 4234U
- VIN:
- 4JGFF5KE8LA295597
2020 Mercedes-Benz GLS
450 4MATIC
52,319 mi
Metairie, LA
Fair Deal
$36,195
FAQs
How much does the Mercedes-Benz GLS 450 4MATIC cost?
The average Mercedes-Benz GLS 450 4MATIC costs about $33,268.41. The average price has decreased by -7.6% since last year. The 2669 for sale on CarGurus range from $10,422 to $107,326 in price.
How many Mercedes-Benz GLS 450 4MATIC vehicles have no reported accidents or damage?
2239 out of 2669 for sale have no reported accidents or damage.
What is the fuel economy of the Mercedes-Benz GLS 450 4MATIC?
Depending on the engine and options, the Mercedes-Benz GLS 450 4MATIC gets between 18 and 21 MPG (or EV battery range).
What fuel types are available?
Gasoline engines are available.
*CarGurus meticulously monitors the prices of millions of pre-owned vehicle listings, offering users precise and up-to-date market insights. Historical pricing data excludes any additional dealer fees as of May 3, 2026.
Relevant articles
CarGurus Editorial Team
The Best Large SUVs for Gas Mileage in 2026
Large SUVs and great gas mileage don't tend to go hand-in-hand. That said, some models are more impressive than others. Here are our favourites, including the BMW X7 and Chevrolet Tahoe.
Matt Smith
The Best New Cars for Old Money Style in 2026
Whether you’re looking for something classic and timeless or you just want a nice vehicle that doesn’t project extreme affluence, there are a lot of new vehicles on the market today that feel luxurious, look elegant, yet don’t attract much attention.
Kirk Bell
2027 Mercedes-Maybach GLS 680 Pricing, Specs, and Release Date
The Mercedes-Benz GLS lineup gets a refresh for 2027 which includes the Mercedes-Maybach version. Its name changes from GLS 600 to GLS 680 in the process, and the update includes design changes, more power, updated connected technology, and updated ADAS.
Mercedes-Benz GLS 450 4MATIC in AlaskaMercedes-Benz GLS 450 4MATIC in ArkansasMercedes-Benz GLS 450 4MATIC in CaliforniaMercedes-Benz GLS 450 4MATIC in District of ColumbiaMercedes-Benz GLS 450 4MATIC in FloridaMercedes-Benz GLS 450 4MATIC in IndianaMercedes-Benz GLS 450 4MATIC in KansasMercedes-Benz GLS 450 4MATIC in LouisianaMercedes-Benz GLS 450 4MATIC in MarylandMercedes-Benz GLS 450 4MATIC in MassachusettsMercedes-Benz GLS 450 4MATIC in MinnesotaMercedes-Benz GLS 450 4MATIC in MissouriMercedes-Benz GLS 450 4MATIC in MontanaMercedes-Benz GLS 450 4MATIC in NebraskaMercedes-Benz GLS 450 4MATIC in New HampshireMercedes-Benz GLS 450 4MATIC in New JerseyMercedes-Benz GLS 450 4MATIC in New MexicoMercedes-Benz GLS 450 4MATIC in North CarolinaMercedes-Benz GLS 450 4MATIC in South CarolinaMercedes-Benz GLS 450 4MATIC in South DakotaMercedes-Benz GLS 450 4MATIC in TexasMercedes-Benz GLS 450 4MATIC in UtahMercedes-Benz GLS 450 4MATIC in WisconsinMercedes-Benz GLS 450 4MATIC in Wyoming
All Used CarsManual Transmission CarsLuxury CarsCars with Red InteriorCheap Manual CarsHybrid CarsSports CarsElectric SUVsCheap TrucksSmall CarsThird Row SUVsThree Quarter Ton TrucksLifted TrucksManual Transmission TrucksDiesel TrucksHybrid SUVsDually TrucksOne Ton TrucksCheap SUVsLifted Ford Trucks4x4 TrucksWork TrucksAWD SUVsFord TrucksChevrolet TrucksToyota TrucksTrucks Under $10,000Cars Under $15,000Sports Cars Under $20,000Trucks Under $20,000Used Sedans for Sale with Low MileageUsed SUVs / Crossovers for Sale with Low MileageUsed Hatchbacks for Sale with Low MileageUsed Convertibles for Sale with Low MileageUsed Vans for Sale with Low MileageUsed Minivans for Sale with Low MileageUsed Pickup Trucks for Sale with Low MileageUsed Coupes for Sale with Low MileageUsed Wagons for Sale with Low Mileage
