The 2025 Mercedes-Benz GLS 450 SUV stands as a beacon of luxury and capability in the SUV market. With its powerful engine, spacious interior, and cutting-edge technology, the GLS 450 is designed to cater to families and individuals who demand the best in comfort, performance, and style. This detailed overview explores the key features and specifications that make the GLS 450 a standout choice in the competitive luxury SUV segment.
Under the hood, the GLS 450 boasts a robust 3.0L inline-6 turbo engine with mild hybrid drive. This powerplant delivers an impressive 375 horsepower and 369 lb-ft of torque, ensuring brisk acceleration and effortless cruising. The acceleration from 0 to 60 mph is achieved in just 5.8 seconds, showcasing the dynamic performance capabilities of this SUV.
Exterior Elegance and Dimensions
The exterior of the GLS 450 exudes a rugged yet elegant style. Available in classic Black, and other sophisticated color options, the design is both commanding and refined. The dimensions of the GLS 450 are generous, providing ample space for passengers and cargo.
Key exterior dimensions include:
- Wheelbase (A): 123.4 inches
- Overall Length (B): 205.0 inches
- Overall Height (C): 71.8 inches
- Overall Width with Mirrors (D): 84.9 inches
- Overall Width without Mirrors (E): 79.9 inches
- Track Width, Front (F): 65.7 inches
- Track Width, Rear (G): 66.6 inches
These dimensions contribute to the GLS 450’s substantial presence on the road and its spacious interior.
Interior Comfort and Space
Inside, the 2025 GLS 450 offers a luxurious and versatile cabin. Standard seating accommodates seven passengers, with an optional configuration for six. The interior dimensions are designed for maximum comfort across all three rows.
Interior space highlights:
- Passenger Capacity: 7 (6 optional)
- Headroom (1st Row): 39.4 inches
- Legroom (1st Row): 40.3 inches
- Shoulder Room (1st Row): 59.3 inches
- Headroom (2nd Row): 40.2 inches
- Legroom (2nd Row): 41.9 inches
- Shoulder Room (2nd Row): 58.5 inches
- Legroom (3rd Row): 34.6 inches
- Cargo Capacity: 17.4-84.7 cu ft
The cargo capacity is particularly impressive, ranging from 17.4 cu ft with all seats in place to a generous 84.7 cu ft with the rear seats folded down. This makes the GLS 450 exceptionally practical for both daily errands and long journeys.
Performance and Fuel Efficiency
The GLS 450’s engine is not only powerful but also refined and efficient, thanks to its mild hybrid system. Key engine specifications include:
- Engine: 3.0L inline-6 turbo with mild hybrid drive
- Power: 375 hp @ 5,500-6,100 rpm
- Torque: 369 lb-ft @ 1,600-4,500 rpm
- Compression Ratio: 10.5:1
- Construction: Diecast alloy block and head
- Fuel Requirement: Premium unleaded gasoline
- Fuel Capacity: 23.8 gal
The 9G-TRONIC 9-speed automatic transmission ensures smooth and responsive gear changes, while the 4MATIC® fully variable all-wheel drive system provides confident handling in various driving conditions. Fuel economy is rated at 19 mpg in the city and 24 mpg on the highway, which is commendable for a vehicle of this size and performance.
- City Fuel Economy: 19 mpg
- Highway Fuel Economy: 24 mpg
- Emission Certification: Bin30/SULEV30
Chassis and Handling
The GLS 450 is engineered for a comfortable and controlled ride. The suspension system features a 4-wheel independent double-wishbone front and multilink rear setup, enhanced with self-leveling AIRMATIC® and Adaptive Damping System (ADS). This advanced suspension technology adapts to road conditions and driving style, providing optimal comfort and handling.
- Suspension: 4-wheel independent double-wishbone front/multilink rear with self-leveling AIRMATIC® and Adaptive Damping System (ADS)
- Steering Type: Rack-and-pinion with electromechanical power assist
- Turning Circle: 41.0 ft
The standard wheels are 21-inch triple 5-spoke, with 275/45R21 front and 315/40R21 rear all-season tires, providing a balance of style and all-weather capability.
- Wheels: 21-inch triple 5-spoke (10.0×21 front and 11.0×21 rear)
- Tires: 275/45R21 front and 315/40R21 rear, all-season
Optional Enhancements and Packages
To further personalize and enhance the GLS 450, Mercedes-Benz offers a range of optional packages, including:
- AMG Line: For a sportier appearance and driving dynamics, including AMG body styling, 21-inch AMG twin 5-spoke wheels, sport brake system, and AMG interior touches.
- Night Package: Adds Gloss Black exterior accents and 21-inch AMG twin 5-spoke wheels with black accents for a more aggressive look.
- Executive Rear Seat Package PLUS: Elevates rear passenger comfort with heated and ventilated 2nd-row seats, massage feature, wireless charging, and a 2nd-row MBUX tablet.
- Exclusive Trim: Focuses on front and second-row comfort with heated 2nd-row seats, multicontour front seats with massage, and rapid heating for front seats.
- Pinnacle Trim: The ultimate luxury package, including all features of the Exclusive Trim plus Air Balance cabin-air purification and fragrance systems, heated and cooled front cupholders, Head-Up Display, MBUX Interior Assistant, and more.
- Warmth & Comfort Package: Adds heated front and 2nd-row armrests for enhanced comfort in colder climates.
Conclusion: The Epitome of Luxury SUVs
The 2025 Mercedes-Benz GLS 450 SUV seamlessly blends rugged elegance with user-friendly technology, accommodating up to seven adults in unparalleled luxury. Its advanced safety features, hybrid electrification, and numerous innovations make it a leader in its class. Whether you prioritize performance, comfort, or cutting-edge technology, the GLS 450 is designed to exceed expectations and fulfill the desires of discerning drivers seeking a top-tier luxury SUV. Explore the 2025 Mercedes-Benz GLS 450 to experience the pinnacle of automotive excellence.
