The 2025 Mercedes-Benz GLS 450 4MATIC SUV stands as a beacon of automotive excellence, seamlessly blending robust performance with unparalleled luxury. This meticulously engineered vehicle is designed to cater to discerning drivers who demand both power and sophistication in their everyday journeys. From its potent engine to its spacious and opulent interior, the GLS 450 is a testament to Mercedes-Benz’s commitment to automotive innovation and driving pleasure. With a starting MSRP of $89,200, the GLS 450 offers a compelling entry point into the world of high-end SUVs, promising an experience that transcends mere transportation and elevates every drive into a statement of refined taste and capability.
Performance and Specifications of the GLS 450
Under the hood, the Mercedes-Benz GLS 450 is powered by a state-of-the-art 3.0L inline-6 turbo engine, further enhanced with mild hybrid drive technology. This advanced powertrain delivers an impressive 375 horsepower and 369 lb-ft of torque, ensuring exhilarating acceleration and ample power for any driving situation. The mild hybrid system not only boosts performance but also contributes to enhanced fuel efficiency and smoother start-stop operation, reflecting Mercedes-Benz’s dedication to both power and environmental consciousness.
Engine and Powertrain Dynamics
The heart of the GLS 450 is its meticulously crafted 3.0L inline-6 turbo engine, a marvel of modern engineering. It achieves peak power between 5,500 and 6,100 rpm, providing a broad and accessible powerband. The robust torque output, available from 1,600 to 4,500 rpm, ensures responsive acceleration and effortless cruising. Mated to the engine is the seamlessly smooth 9G-TRONIC 9-speed automatic transmission, known for its quick shifts and intelligent gear selection, optimizing both performance and fuel economy. The 4MATIC® fully variable all-wheel drive system provides exceptional traction and stability in diverse driving conditions, from dry highways to challenging weather scenarios, ensuring confident handling and control. This combination allows the GLS 450 to achieve a swift 0-60 mph acceleration time of just 5.8 seconds, a remarkable feat for a vehicle of its size and stature.
Dimensions, Capacity, and Practicality
The Mercedes-Benz GLS 450 is generously proportioned, offering substantial space for passengers and cargo alike. It boasts a wheelbase of 123.4 inches and an overall length of 205.0 inches, contributing to its commanding presence and spacious interior. The overall height stands at 71.8 inches, while the width measures 84.9 inches with mirrors and 79.9 inches without, ensuring both interior spaciousness and manageable maneuverability. Inside, the GLS 450 comfortably accommodates up to seven passengers, with an optional six-passenger configuration available for those seeking enhanced second-row luxury. Cargo capacity ranges from 17.4 cubic feet with all seats in place to a cavernous 84.7 cubic feet with the rear seats folded, making it exceptionally versatile for family trips, weekend getaways, and everyday hauling needs.
Fuel Efficiency and Environmental Considerations
Despite its powerful engine and substantial size, the Mercedes-Benz GLS 450 demonstrates commendable fuel efficiency. It achieves an EPA-estimated 19 mpg in the city and 24 mpg on the highway. The fuel tank capacity of 23.8 gallons further extends its range, minimizing stops on long journeys. The GLS 450 also meets stringent emission standards, achieving Bin30/SULEV30 certification, reflecting Mercedes-Benz’s commitment to reducing environmental impact while delivering exceptional performance.
Chassis, Handling, and Ride Comfort
The GLS 450 is engineered to provide a supremely comfortable and controlled ride. It features a sophisticated 4-wheel independent suspension system, utilizing double-wishbone front and multi-link rear designs. This is further enhanced by self-leveling AIRMATIC® air suspension and the Adaptive Damping System (ADS), which continuously adjust to road conditions and driving style, ensuring optimal comfort and handling dynamics. The rack-and-pinion steering with electromechanical power assist offers precise and responsive steering, while the turning circle of 41.0 feet provides surprising maneuverability in urban environments. The GLS 450 is equipped with substantial 21-inch wheels, 10.0×21 at the front and 11.0×21 at the rear, fitted with all-season tires sized 275/45R21 front and 315/40R21 rear, striking a balance between sporty aesthetics and all-weather performance.
Key Feature Highlights of the GLS 450
The Mercedes-Benz GLS 450 is replete with features designed to enhance comfort, convenience, and safety:
- Spacious Seating: Accommodates 7 passengers (or 6 with optional configuration), ensuring comfortable journeys for all occupants.
- Powerful and Efficient Engine: 3.0L inline-6 turbo with mild hybrid drive delivers 375 hp and balances performance with efficiency.
- Smooth Transmission: 9G-TRONIC 9-speed automatic transmission provides seamless gear changes and optimized fuel economy.
- Versatile Cargo Space: Offers a generous cargo capacity ranging from 17.4 to 84.7 cu ft to accommodate various needs.
- Quick Acceleration: Achieves 0-60 mph in just 5.8 seconds, delivering impressive performance for its class.
- Respectable Fuel Economy: Offers 19 mpg city and 24 mpg highway, balancing power with efficiency.
- Advanced Suspension: AIRMATIC® suspension and Adaptive Damping System ensure a smooth and controlled ride.
Elevating Luxury: Optional Packages for the GLS 450
Mercedes-Benz offers a range of optional packages to personalize and further enhance the GLS 450, allowing drivers to tailor the vehicle to their specific preferences and needs.
AMG Line: Sporty Elegance
For those seeking a sportier aesthetic and driving experience, the AMG Line package is an excellent choice. It includes:
- AMG body styling for a more aggressive and dynamic appearance.
- 21-inch AMG twin 5-spoke wheels that enhance the vehicle’s sporty stance.
- A sport brake system for improved stopping power and performance.
- Brushed stainless steel pedals adding a touch of sporty sophistication to the interior.
- AMG floor mats and a sport steering wheel, further emphasizing the sporty theme within the cabin.
Night Package: Bold and Distinctive
The Night Package adds a touch of dramatic flair and exclusivity to the GLS 450’s exterior with:
- Gloss Black exterior accents, replacing chrome elements for a more assertive look.
- 21-inch AMG twin 5-spoke wheels with black accents, complementing the overall dark theme.
Executive Rear Seat Package PLUS: Ultimate Rear Passenger Comfort
Focusing on rear passenger luxury, the Executive Rear Seat Package PLUS provides:
- Heated and ventilated 2nd-row seats for year-round comfort.
- Multicontour 2nd-row seats with massage function, offering a spa-like experience on the go.
- 2nd-row luxury head restraints for enhanced relaxation.
- 2nd-row wireless charging to keep devices powered up.
- A 2nd-row MBUX tablet for controlling vehicle functions and entertainment.
- 2nd-row side-impact airbags, prioritizing safety for rear occupants.
Exclusive Trim and Pinnacle Trim: Refined Luxury and Technology
The Exclusive Trim and Pinnacle Trim packages elevate the GLS 450’s interior luxury and technology. The Exclusive Trim includes:
- Heated 2nd-row seats.
- Multicontour front seats with massage function.
- Rapid heating feature for front seats, ensuring quick comfort in cold weather.
Building upon the Exclusive Trim, the Pinnacle Trim further enhances the experience with:
- Air Balance cabin-air purification system and Air Balance cabin fragrance system for a refreshing and personalized interior atmosphere.
- Heated and cooled front cupholders for maintaining beverage temperature.
- Head-Up Display projecting essential driving information onto the windshield.
- MBUX Interior Assistant for intuitive gesture control.
- Mercedes Star Pattern logo projectors adding a touch of brand exclusivity.
Warmth & Comfort Package: Cozy Cabin Ambiance
For enhanced comfort in colder climates, the Warmth & Comfort Package provides:
- Heated front armrests and heated 2nd-row armrests, extending warmth to key touchpoints.
The Mercedes-Benz GLS 450 4MATIC SUV is more than just a vehicle; it’s a statement of refined luxury, powerful performance, and innovative technology. Whether navigating city streets or embarking on long journeys, the GLS 450 delivers an exceptional driving experience that caters to the most discerning of tastes.
