2027 Mercedes-Benz GLS: What’s New, All Three Models, and Full Specs
The 2027 Mercedes-Benz GLS debuts a three-screen MBUX Superscreen and available MB.DRIVE ASSIST PRO Level 2++ hands-free driving functionality across all three models under supported conditions. The GLS 450 4MATIC® SUV reaches 60 mph in 5.4 seconds, while the Mercedes-AMG® GLS 63 4MATIC®+ SUV reaches 60 mph in 4.0 seconds with 603 hp. This page covers key model, specification, and technology updates. Browse current GLS inventory at Mercedes-Benz of Milwaukee North.
What’s New for 2027
The headline change on the 2027 GLS is the full MBUX Superscreen suite, which places three 12.3-inch displays across the front cabin: a digital instrument cluster, a central touchscreen, and a dedicated passenger display. The passenger display adds a dedicated front-passenger interface alongside the central display and digital instrument cluster. MB.DRIVE ASSIST PRO is another major update. This available Level 2++ driver-assistance system can support hands-free driving under compatible road, traffic, and system conditions.
The system adds functions including Traffic Jam Assist, automated lane-change support, and route-related steering guidance under supported conditions. Driver-assistance systems operate within defined system limits and do not replace attentive driving or the driver’s responsibility for vehicle control.
Additional updates for 2027 include next-generation DIGITAL LIGHT micro-LED headlamp technology with projection capability on all three models, MBUX Virtual Assistant with generative AI integration, compatible over-the-air software update capability, and Dolby Atmos with Sound Personalization through the standard Burmester Surround Sound System. The vehicle supports compatible over-the-air software updates when available. Content, timing, eligibility, and functions can vary by vehicle and service availability. The panorama roof, covering more than 10.8 square feet of glass, is standard across the lineup.
Full Mercedes-Benz Technology Features
Model Lineup
The 2027 GLS is offered in three distinct models, each with a different powertrain and standard equipment level.
GLS 450 4MATIC® SUV
GLS 450 4MATIC® SUV is the entry point into the lineup. Standard features include heated and ventilated front seats, MB-Tex upholstery, 4-zone automatic climate control, 21-inch twin 5-spoke wheels, Natural Grain Dark Brown Birch wood trim, and AIRMATIC® air suspension. Power-folding 50/50-split third-row seats, 64-color LED ambient lighting, and the full MBUX Superscreen are also standard. Buyers can add the Exclusive Trim package, AMG® Line body styling, the Executive Rear Seat Package PLUS, and the Rear Seat Entertainment Package.
GLS 580 4MATIC® SUV
GLS 580 4MATIC® SUV steps up to a 530-hp V8 and adds AMG® body styling, a Sport steering wheel, multicontour front seats with massage, leather upholstery, soft-close doors, 22-inch AMG® multispoke wheels, and 5-zone automatic climate control as standard. The optional E-ACTIVE BODY CONTROL suspension is exclusive to this model.
Mercedes-AMG® GLS 63 4MATIC®+ SUV
Mercedes-AMG® GLS 63 4MATIC®+ SUV is the highest-output model in the 2027 GLS lineup. Its handcrafted AMG® 4.0L V8 biturbo with hybrid assist produces 603 hp and 627 lb-ft of torque, driving through an AMG® SPEEDSHIFT® TCT 9-speed transmission and AMG® Performance 4MATIC®+. Standard content includes AMG® ACTIVE RIDE CONTROL suspension, an AMG® High-Performance Braking System with red calipers, multicontour front seats with massage, exclusive Nappa leather upholstery, 5-zone automatic climate control, Air Balance cabin-air purification, an AMG® Head-Up Display, and Animated AMG® logo projectors. The Mercedes-AMG® GLS 63 4MATIC®+ SUV is rated to tow up to 7,700 lbs when properly equipped. A trailer hitch is listed as standard equipment on this model.
Compare GLS Models Side by Side
Performance and Powertrain
All three models are rated to tow up to 7,700 lbs when properly equipped. Actual towing capability depends on vehicle configuration, trailer weight, tongue weight, vehicle loading, equipment, and other applicable limits. All three models use self-leveling AIRMATIC® suspension. A 4-wheel independent double-wishbone front / multilink rear arrangement is shared across the lineup. Ground clearance is 8 inches, and an OFFROAD display with the “Transparent Hood” camera view is standard on all three models.
Interior, Comfort, and Cargo
The 2027 GLS seats seven in a three-row configuration. Cargo space behind the third row is 17.4 cu ft, expanding to 43 cu ft behind the second row and reaching 84.9 cu ft with all rear seats folded. Power-folding 50/50-split third-row seats are standard across all three models. A 6-seat configuration is available on the GLS 450 4MATIC® SUV and GLS 580 4MATIC® SUV. Front headroom measures 39.4 inches, front legroom is 40.3 inches, and second-row legroom is 41.4 inches. Third-row legroom is 34.6 inches.
The panorama roof provides more than 10.8 square feet of glass overhead. ENERGIZING AIR CONTROL provides supported cabin-air filtration and monitoring functions. On the GLS 450 4MATIC® SUV, the standard cabin includes heated and ventilated front seats, a Nappa leather-wrapped steering wheel, MB-Tex upholstery, and Natural Grain Dark Brown Birch wood trim. The GLS 580 4MATIC® SUV adds standard multicontour front seats with massage, leather upholstery, soft-close doors, and 5-zone automatic climate control.
The Mercedes-AMG® GLS 63 4MATIC®+ SUV includes exclusive Nappa leather upholstery, Air Balance cabin fragrance, and heated and cooled front cupholders. Optional MANUFAKTUR interior packages are available across the lineup for buyers who want additional interior trim and material combinations.
Technology and Infotainment
The MBUX Superscreen is a defining technology feature of the 2027 GLS. Three 12.3-inch displays span the front cabin: a digital instrument cluster, a central infotainment screen with a zero-layer menu concept, and a dedicated passenger touchscreen. The MBUX Virtual Assistant incorporates generative AI and responds to natural-language input. Google Maps navigation and MBUX Surround Navigation are included. Wireless Apple CarPlay and wireless Android Auto connect without cables. A wireless charging pad and multiple USB-C charging ports, available at all three rows, support device charging throughout the cabin.
The standard Burmester Surround Sound System includes Dolby Atmos with Sound Personalization and a FrontBass system. A Burmester High-End 3D Surround Sound system is optional. The MBUX High-End Rear Seat Entertainment system with two 11.6-inch HD displays and integrated HD cameras is available through the Rear Seat Entertainment Package. MB.DRIVE ASSIST PRO Level 2++ is available and can provide supported automated lane-change functions, Proactive Lane Change Assist, and steering guidance under applicable conditions.
Driver-assistance systems operate within defined system limits and do not replace attentive driving or the driver’s responsibility for vehicle control. MBUX Augmented Video for Navigation is available and overlays turn-by-turn guidance on live camera imagery. The vehicle supports compatible over-the-air software updates when available. Content, timing, eligibility, and functions can vary by vehicle and service availability. Remote Start via the Mercedes-Benz app may require an eligible account, connectivity, and applicable service availability. Push-Button Engine Start, KEYLESS GO®, and HANDS-FREE ACCESS power liftgate operation are standard.
Connected features may depend on compatible devices, account setup, data connectivity, applicable Digital Extras, and service availability. The Mercedes-AMG® GLS 63 4MATIC®+ SUV includes an AMG® Head-Up Display as standard equipment. This feature is optional on the GLS 450 4MATIC® SUV.
MBUX Technology Overview
Safety and Driver Assistance
Every 2027 GLS includes a range of active and passive safety and driver-assistance systems. PRESAFE® can initiate certain occupant-protection measures when the system detects conditions indicating a possible collision. PRESAFE® PLUS and PRESAFE® Sound provide additional supported pre-collision functions according to system conditions.
Standard active systems include Distance Assist DISTRONIC adaptive cruise control, Blind Spot Assist Plus, Lane Keeping Function, Evasive Steering Function Plus, ATTENTION ASSIST® driver monitoring, Emergency Stop Function, Crosswind Assist, Exit Warning, Brake Assist, and a reversing camera. Driver-assistance systems operate within defined system limits and do not replace attentive driving or the driver’s responsibility for vehicle control. The vehicle includes the hardware for the 360-degree camera and MB.DRIVE PARKING ASSIST 360 functions, while some related features may require activation, an eligible account, or an applicable Digital Extra.
Eight airbags are standard across the lineup, including a front center airbag positioned between the driver and front passenger. The Electronic Stability Program, including a 3-stage system on the Mercedes-AMG® GLS 63 4MATIC®+ SUV, Antilock Braking System, and Advanced Tire Pressure Monitoring System are standard.
DIGITAL LIGHT micro-LED headlamps with projection capability are standard on all three models, along with MAGIC VISION CONTROL heated washer-integrated wipers and LED daytime running lamps. Mercedes-Benz Emergency Call service is included for 10 years, subject to network availability and applicable service terms. The Mercedes-AMG® GLS 63 4MATIC®+ SUV adds an AMG® High-Performance Braking System with red calipers, Trailer Stability Assist, and 3-stage ESP® as standard. Optional AMG® High-Performance Ceramic Composite front brakes are exclusive to this model.
Who the 2027 GLS Is For
The 2027 GLS combines three-row seating with the technology, powertrain, and capability features described above. The MBUX Superscreen and MB.DRIVE ASSIST PRO Level 2++ add newer infotainment and driver-assistance functionality to the GLS lineup. Buyers coming from a 2024 or 2025 GLS will find a three-screen MBUX layout in place of the prior dual-screen arrangement. Generative AI integration in the MBUX Virtual Assistant and supported over-the-air software update capability also represent changes in the vehicle’s digital architecture.
The GLS 450 4MATIC® SUV suits buyers who prefer the inline-6 powertrain and the standard equipment listed above. The GLS 580 4MATIC® SUV adds V8 output and additional standard equipment. The Mercedes-AMG® GLS 63 4MATIC®+ SUV is the highest-output model and adds AMG®-specific chassis, braking, and drivetrain equipment.
See the 2027 GLS at Mercedes-Benz of Milwaukee North in Glendale
Browse current 2027 GLS inventory at Mercedes-Benz of Milwaukee North to see available models and configurations. The Mercedes-Benz of Milwaukee North team can review available GLS 450 4MATIC® SUV, GLS 580 4MATIC® SUV, and Mercedes-AMG® GLS 63 4MATIC®+ SUV configurations, available option packages, MANUFAKTUR choices, and applicable Digital Extras.
Frequently Asked Questions
What engines are available in the 2027 Mercedes-Benz GLS?
Three engines are offered. The GLS 450 4MATIC® SUV uses a 3.0L inline-6 turbo with mild hybrid drive producing 375 hp and 413 lb-ft of torque. The GLS 580 4MATIC® SUV uses a 4.0L V8 biturbo with mild hybrid drive producing 530 hp and 553 lb-ft. The Mercedes-AMG® GLS 63 4MATIC®+ SUV uses a handcrafted AMG® 4.0L V8 biturbo with hybrid assist producing 603 hp and 627 lb-ft.
How many people does the 2027 GLS seat?
The 2027 GLS seats seven passengers in its standard configuration. A 6-seat configuration is available on the GLS 450 4MATIC® SUV and GLS 580 4MATIC® SUV.
What is the towing capacity of the 2027 Mercedes-Benz GLS?
All three 2027 GLS models are rated to tow up to 7,700 lbs when properly equipped. Actual towing capability depends on configuration, trailer weight, tongue weight, vehicle loading, equipment, and other applicable limits.
What is the cargo space in the 2027 GLS?
Cargo space is 17.4 cu ft behind the third row, 43 cu ft behind the second row, and 84.9 cu ft maximum with all rear seats folded.
What is MBUX Superscreen on the 2027 GLS?
MBUX Superscreen is a standard three-display system consisting of a 12.3-inch digital instrument cluster, a 12.3-inch central touchscreen, and a 12.3-inch passenger touchscreen. All three screens are part of the 4th Generation MBUX platform, while the central interface uses the zero-layer menu concept.
Does the 2027 GLS have hands-free driving capability?
MB.DRIVE ASSIST PRO Level 2++ is available across all three models and can support hands-free driving under compatible road, traffic, and system conditions. The system includes supported automated lane-change functions and Proactive Lane Change Assist. The driver must remain attentive and ready to intervene.
What is the fuel economy of the 2027 GLS?
The GLS 450 4MATIC® SUV is EPA-rated at 19 city / 24 highway / 21 combined mpg. Fuel economy figures for the GLS 580 4MATIC® SUV and Mercedes-AMG® GLS 63 4MATIC®+ SUV had not been officially published at the time of this writing.
What warranty comes with the 2027 Mercedes-Benz GLS?
The 2027 Mercedes-Benz GLS is covered by the applicable 4-year/50,000-mile New Vehicle Limited Warranty. Coverage terms, exclusions, and owner responsibilities are defined in the warranty documentation.
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