The 2025 Mercedes-Benz GLS 450 4MATIC SUV epitomizes luxury and versatility, seamlessly blending robust performance with sophisticated comfort. As the flagship SUV in the Mercedes-Benz lineup, the GLS 450 offers a spacious cabin, advanced technology, and powerful engine options, making it an ideal choice for discerning drivers and families alike. This model year continues to uphold the GLS legacy of providing a first-class driving experience, whether navigating city streets or embarking on long journeys.
Feature Highlights of the 2025 GLS 450
The Mercedes-Benz GLS 450 is engineered to impress with its array of standard features and optional enhancements. At its heart lies a potent 3.0L inline-6 turbo engine, augmented with mild hybrid drive, delivering a dynamic 375 horsepower. This powertrain ensures brisk acceleration, achieving 0-60 mph in just 5.8 seconds. Paired with a smooth 9G-TRONIC 9-speed automatic transmission and the 4MATIC® fully variable all-wheel drive system, the GLS 450 provides confident handling and control in diverse driving conditions.
Inside, the GLS 450 offers a passenger capacity of 7, with an optional 6-seat configuration for enhanced second-row comfort. The cargo capacity ranges from 17.4 to 84.7 cubic feet, accommodating both passengers and luggage with ease. Fuel efficiency is also commendable for its class, offering 19 mpg in the city and 24 mpg on the highway.
Dimensions and Capacity: Spaciousness Redefined
The 2025 GLS 450 boasts generous dimensions, ensuring ample space for passengers and cargo. The wheelbase measures 123.4 inches, contributing to a comfortable and stable ride. The overall length extends to 205.0 inches, with a height of 71.8 inches and a width of 79.9 inches (excluding mirrors).
These dimensions translate to a spacious interior, offering 39.4 inches of headroom and 40.3 inches of legroom for front-seat occupants. Second-row passengers enjoy 40.2 inches of headroom and an expansive 41.9 inches of legroom. The third row provides 34.6 inches of legroom, making it suitable for adults on shorter trips or children on longer journeys.
Engine, Performance, and Fuel Economy
Under the hood, the GLS 450 is powered by a 3.0L inline-6 turbo engine with mild hybrid drive. This advanced engine delivers 375 horsepower between 5,500 and 6,100 rpm, and 369 lb-ft of torque from 1,600 to 4,500 rpm. The engine’s diecast alloy block and head construction, coupled with a 10.5:1 compression ratio, ensure both power and efficiency. It requires premium unleaded gasoline and has a fuel capacity of 23.8 gallons.
The 9G-TRONIC 9-speed automatic transmission provides smooth and responsive gear shifts, enhancing the driving experience. The 4MATIC® fully variable all-wheel drive system ensures optimal traction and stability in various weather and road conditions. Fuel economy figures stand at 19 mpg city and 24 mpg highway, making it relatively efficient for a large SUV in its class. The GLS 450 also meets stringent emission standards with its Bin30/SULEV30 emission certification.
Chassis, Suspension, Wheels, and Tires
The GLS 450 is equipped with a sophisticated 4-wheel independent suspension system, featuring double-wishbone front and multi-link rear with self-leveling AIRMATIC® and Adaptive Damping System (ADS). This advanced suspension technology provides a comfortable and controlled ride, adapting to varying road surfaces and driving dynamics. The steering is rack-and-pinion with electromechanical power assist, offering precise and responsive handling. The turning circle is 41.0 feet, typical for a vehicle of this size.
Standard wheels are 21-inch triple 5-spoke designs (10.0×21 front and 11.0×21 rear), paired with all-season tires sized 275/45R21 in the front and 315/40R21 in the rear. These wheel and tire combinations not only enhance the vehicle’s aesthetics but also contribute to its performance and handling characteristics.
Optional Packages: Tailoring Luxury to Your Preferences
Mercedes-Benz offers several optional packages to further customize the GLS 450 to individual preferences.
- AMG Line: For a sportier aesthetic and driving dynamics, the AMG Line package includes AMG body styling, 21-inch AMG twin 5-spoke wheels, a sport brake system, brushed stainless steel pedals, AMG floor mats, and a sport steering wheel.
- Night Package: Enhancing the exterior’s visual appeal, the Night Package adds Gloss Black exterior accents and 21-inch AMG twin 5-spoke wheels with black accents.
- Executive Rear Seat Package PLUS: Elevating rear passenger comfort, this package features heated and ventilated 2nd-row seats, multicontour 2nd-row seats with massage function, luxury head restraints, wireless charging, an MBUX tablet, and side-impact air bags.
- Exclusive Trim: Focusing on premium comfort, the Exclusive Trim includes heated 2nd-row seats, multicontour front seats with massage, and rapid heating for front seats.
- Pinnacle Trim: The ultimate luxury upgrade, the Pinnacle Trim encompasses all features of the Exclusive Trim, plus the Air Balance cabin-air purification and fragrance systems, heated and cooled front cupholders, Head-Up Display, MBUX Interior Assistant, Mercedes Star Pattern logo projectors, and multicontour front seats with massage.
- Warmth & Comfort Package: For enhanced comfort in colder climates, this package adds heated front and 2nd-row armrests.
Conclusion: The Apex of Luxury SUVs
The 2025 Mercedes-Benz GLS 450 4MATIC SUV continues to set the standard for luxury SUVs. With its powerful engine, spacious and opulent interior, advanced technology, and a range of customization options, the GLS 450 delivers an unparalleled driving experience. Whether you prioritize performance, comfort, or cutting-edge features, the GLS 450 is designed to exceed expectations.
Explore the 2025 GLS 450 further and discover how it can elevate your driving experience. Build This Vehicle or View Inventory today to find the perfect GLS 450 for your needs.
