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2025 Mercedes-Benz GLS63 AMG review

Research, photos, specs, and expertise

Mercedes-Benz GLS63 AMG highlights

Customer rating

(not yet rated)

RepairPal reliability rating

(data not available)

Pros

  • Quick acceleration
  • Spacious interior for cargo and passengers
  • High-end infotainment system

Cons

  • Firm ride
  • Complex infotainment system
  • Extra performance and luxury come at a premium

Mileage (EPA estimate)

14 city, 18 highway, 16 combined

Pricing for current inventory

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All Mercedes-Benz GLS63 AMG years

What is new for the 2025 Mercedes-Benz GLS63 AMG?

  • Rear Sunshade, Remote Start, Seat Massagers, Full Roof Rack, and Running Boards features are now available as options on select trims.

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Ratings & reliability

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Mercedes-Benz GLS63 AMG features and specs

Curious how Mercedes-Benz GLS63 AMG trims differ? Use our side-by-side vehicle comparison to see the differences and similarities

4D Sport Utility 4WD/AWD

Standard Features

  • Head Up Display
  • Third Row Seat
  • Leather Seats
  • Panoramic Sunroof
  • Front Seat Heaters
  • Blind Spot Monitor
  • Air Conditioning
  • ABS Brakes
  • Power Locks
  • Traction Control
  • Power Mirrors
  • Rear Defroster
  • Overhead Airbags
  • Lane Departure Warning
  • Power Windows
  • Rear Seat Heaters
  • Rear Air Conditioning
  • Side Airbags
  • Rear View Camera
  • Smart Key
  • Adjustable Suspension
  • Power Folding Third Row
  • Automated Cruise Control
  • Memory Seat(s)
  • Power Seat(s)
  • Heated Mirrors
  • Power Hatch/Deck Lid
  • Running Boards
  • Tow Hitch
  • 20 Inch Plus Wheels
  • Alloy Wheels
  • Automatic Transmission
  • 4WD/AWD
  • Turbo Charged Engine
  • Bluetooth Technology
  • Burmester Audio
  • Navigation System
  • Android Auto
  • Apple CarPlay
  • Satellite Radio Ready
  • Auxiliary Audio Input
  • AM/FM Stereo

Optional Features

  • Rear Sunshade
  • Remote Start
  • Seat Massagers
  • Quad Seats
  • Rear A/C Seat(s)
  • Full Roof Rack
  • Running Boards

Drive Wheels

All Wheel Drive (4WD/AWD)

Engine size

4.0L

Horsepower

603

Torque (ft-lbs)

627

Engine type

Turbo Gas

Fuel capacity

23.8

Wheelbase

123.4"

Overall length

206"

Width

79.9"

Height

72.3"

Leg room

F 40.3"/M 41.9"/R 34.6"

Head room

F 39.4"/M 40.2"/R 38.9"

Front tires

P275/50YR21

Rear tires

P315/45YR21

Seating capacity

7

Max towing capacity

770/7700 lbs.

Transmission

Automatic

2025 Mercedes-Benz GLS63 AMG FAQ

The 2025 Mercedes-Benz GLS63 AMG has a maximum towing capacity of 7700 pounds, when properly equipped. Various factors may impact towing capacity, including weight of passengers, cargo, and options/accessories.
Here is what's new for the 2025 Mercedes-Benz GLS63 AMG:
  • Rear Sunshade
  • Remote Start
  • Seat Massagers
  • Full Roof Rack
  • Running Boards
The 2025 Mercedes-Benz GLS63 AMG offers the following fuel efficiency options: • Gas: 14 city / 18 highway MPG Actual mileage may vary based on driving conditions, vehicle condition, and driving habits.

* Price excludes tax, title, tags and $999 CarMax processing fee (not required by law). Price assumes that final purchase will be made in the State of VA, unless vehicle is non-transferable. Vehicle subject to prior sale. Applicable transfer fees are due in advance of vehicle delivery and are separate from sales transactions. Limited warranty is 30 days. See store for details. We make every effort to provide accurate information, but please verify before purchasing.

We hope you found this information helpful. This content is intended to inform and is not meant to indicate that a particular vehicle is currently available or recommended for you.​

Statements of fuel economy or EV range are based on EPA and other third-party estimates for vehicles when new. Fuel economy and EV range will degrade with time and vary based on age, driving conditions, vehicle history, and other conditions. See fueleconomy.gov for more info.

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We make every effort to provide accurate information, but please verify before purchasing.