The Mercedes-benz Gls 450 stands as a beacon of luxury and capability in the SUV market. With a starting MSRP of $89,200, this vehicle isn’t just about getting from point A to point B; it’s about experiencing the journey with unparalleled comfort, advanced technology, and robust performance. Let’s delve into the details that make the 2025 GLS 450 a leader in its class.
Performance and Power: The Heart of the GLS 450
Under the hood, the GLS 450 boasts a potent 3.0L inline-6 turbo engine, enhanced with mild hybrid drive. This combination delivers a thrilling 375 horsepower and 369 lb-ft of torque. The mild hybrid system not only aids in fuel efficiency but also provides smooth power delivery and responsiveness. This translates to an impressive acceleration of 0-60 mph in just 5.8 seconds, making the GLS 450 surprisingly agile for its size.
Image alt: Mercedes-Benz GLS 450 SUV side profile view showcasing exterior dimensions.
Mated to the engine is the seamless 9G-TRONIC 9-speed automatic transmission, ensuring smooth gear changes and optimal power utilization across various driving conditions. The standard 4MATIC® fully variable all-wheel drive system further enhances traction and stability, providing confidence in diverse weather and road surfaces.
Dimensions and Capacity: Space and Practicality Redefined
The GLS 450 is designed to accommodate both passengers and cargo with ease. It offers a spacious cabin that comfortably seats seven passengers as standard, with a six-passenger configuration available as an option for those seeking even more individual space in the second row.
Exterior Dimensions:
- Wheelbase (A): 123.4 inches
- Overall Length (B): 205.0 inches
- Overall Height (C): 71.8 inches
- Overall Width w/mirrors (D): 84.9 inches
- Overall Width w/o mirrors (E): 79.9 inches
- Track Width, Front (F): 65.7 inches
- Track Width, Rear (G): 66.6 inches
- Curb Weight: 5,545 lbs
These dimensions contribute to the GLS 450’s commanding presence on the road and its generous interior volume.
Interior Dimensions and Cargo Space:
- 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
- Headroom (3rd Row): TBA (To Be Announced)
- Legroom (3rd Row): 34.6 inches
- Shoulder Room (3rd Row): TBA (To Be Announced)
- Cargo Capacity: 17.4-84.7 cu ft
The cargo area is highly versatile, offering 17.4 cubic feet of space behind the third row, expanding to a substantial 84.7 cubic feet with the rear seats folded down. This ensures ample room for luggage, sports equipment, or anything else your journey requires.
Image alt: Mercedes-Benz GLS 450 SUV front and rear view illustrating vehicle dimensions.
Fuel Efficiency and Environmental Considerations
Despite its powerful engine and size, the Mercedes-Benz GLS 450 achieves respectable fuel economy figures. It delivers an EPA-estimated 19 mpg in the city and 24 mpg on the highway. The mild hybrid technology plays a crucial role in optimizing fuel consumption and reducing emissions, aligning with modern environmental consciousness without compromising performance. The GLS 450 is certified with Bin30/SULEV30 emission standards.
Fuel Economy:
- City Fuel Economy: 19 mpg
- Highway Fuel Economy: 24 mpg
- Fuel Capacity: 23.8 gal
Chassis and Handling: Comfort and Control
The GLS 450’s driving experience is characterized by a harmonious blend of comfort and control. The 4-wheel independent suspension, featuring double-wishbone front and multi-link rear with self-leveling AIRMATIC® and Adaptive Damping System (ADS), provides a smooth and composed ride, even on challenging road surfaces. The AIRMATIC® system automatically adjusts the suspension to maintain optimal ride height and comfort, while ADS allows drivers to customize damping characteristics based on driving preferences.
Chassis and Steering:
- 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
Wheels and Tires: Style and Performance
The GLS 450 comes standard with 21-inch triple 5-spoke wheels, sized 10.0×21 at the front and 11.0×21 at the rear. These wheels are paired with all-season tires, sized 275/45R21 front and 315/40R21 rear, providing a balance of grip, comfort, and all-weather capability.
Wheels and Tires:
- 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: Tailoring Your GLS 450
Mercedes-Benz offers a range of optional packages to personalize the GLS 450 to individual preferences and needs.
AMG Line: For a sportier aesthetic and driving dynamics, the AMG Line package ($3,250) includes:
- AMG body styling
- 21-inch AMG twin 5-spoke wheels
- Sport brake system
- Brushed stainless steel pedals
- AMG floor mats
- Sport steering wheel
Night Package: Enhance the GLS 450’s visual appeal with the Night Package ($400), featuring:
- Gloss Black exterior accents
- 21-inch AMG twin 5-spoke wheels w/black accents
Executive Rear Seat Package PLUS: Elevate rear passenger comfort with the Executive Rear Seat Package PLUS ($3,450), offering:
- Heated and ventilated 2nd-row seats
- Multicontour 2nd-row seats with massage feature
- 2nd-row luxury head restraints
- 2nd-row wireless charging
- 2nd-row MBUX tablet
- 2nd-row side-impact air bags
Exclusive Trim: For enhanced front seat luxury, the Exclusive Trim ($1,750) provides:
- Heated 2nd-row seats
- Multicontour front seats with massage
- Rapid heating feature for front seats
Pinnacle Trim: Building upon the Exclusive Trim, the Pinnacle Trim ($3,550) adds:
- Air Balance cabin-air purification system
- Air Balance cabin fragrance system
- Heated and cooled front cupholders
- Head-Up Display
- MBUX Interior Assistant
- Mercedes Star Pattern logo projectors
- Multicontour front seats with massage
Warmth & Comfort Package: For ultimate cold-weather comfort, the Warmth & Comfort Package ($1,100) includes:
- Heated front armrests
- Heated 2nd-row armrests
Conclusion: The GLS 450 – A Leader in Luxury and Innovation
The 2025 Mercedes-Benz GLS 450 embodies the essence of a luxury SUV, offering a compelling combination of performance, spaciousness, advanced technology, and refined comfort. Whether you prioritize powerful driving dynamics, family-friendly practicality, or opulent features, the GLS 450 is designed to exceed expectations. Explore the GLS 450 to experience the pinnacle of automotive excellence. Discover more and build your own Mercedes-Benz GLS 450 today.
