2026 Mercedes-Benz GLS 450 Review
Proudly Serving Fairfield, CT
What’s the Price for the 2026 Mercedes-Benz GLS 450 4MATIC®?
The starting MSRP of the 2026 Mercedes-Benz GLS 450 4MATIC® is $90,250. *
How Many MPG Does the 2026 Mercedes-Benz GLS 450 4MATIC® Get?
The 2026 Mercedes-Benz GLS 450 4MATIC® is capable of achieving 19 mpg in the city and 24 mpg on the highway. **
How Much Cargo Space Does the 2026 Mercedes-Benz GLS 450 4MATIC® Offer?
The 2026 Mercedes-Benz GLS 450 4MATIC® offers up to 17.4 to 84.7 cubic feet of cargo space.
What’s the Seating Capacity of the 2026 Mercedes-Benz GLS 450 4MATIC®?
The 2026 Mercedes-Benz GLS 450 4MATIC® can seat 6 or 7 passengers across three rows of seating depending on the configuration.
Base Engine
3.0L Turbo I-6
Horsepower
375 hp
0-60 MPH
5.8 seconds 1
What’s New for the 2026 Mercedes-Benz GLS 450 4MATIC®?
The sophisticated 2026 Mercedes-Benz GLS 450 returns to the midsize luxury SUV scene with a collection of thoughtful enhancements. Still part of the first generation introduced in 2020, this three-row model receives refreshing styling tweaks and subtle infotainment upgrades for the new model year. So, what can you look forward to in the 2026 Mercedes-Benz GLS 450?
The latest GLS 450 showcases a commanding yet refined design, highlighted by a tall roofline and a sleekly contoured hood. Up front, a rounded grille with vertical chrome accents and a bold central emblem stands out. Dual LED lighting elements sit within each headlamp, complemented by a surrounding LED signature. Along the sides, sculpted door panels, flared fenders, and clean lower-body detailing add visual interest. Standard features include 21-inch wheels and a hands-free power liftgate.
As the entry model in the GLS lineup, the GLS 450 delivers impressive capability and performance. It’s powered by a turbocharged 3.0-liter inline-six engine that generates 375 horsepower and 369 pound-feet of torque. The setup pairs with a nine-speed automatic transmission, 4MATIC® all-wheel drive, and an adaptive air suspension system that promotes exceptional comfort and handling.
Inside, the 2026 GLS 450 is equipped to satisfy luxury seekers and families alike. Standout amenities include a panoramic sunroof, power front seats with memory, wireless Apple CarPlay® and Android Auto®, four-zone climate control, customizable ambient lighting, a digital instrument cluster, heated front seats, power-folding third-row seating, a 12.3-inch infotainment display, and a 13-speaker premium audio system.
Advanced safety features include forward collision mitigation, lane keeping assist, adaptive cruise control, blind-spot intervention, active lane change assist, evasive steering support, a surround-view camera, and front cross-traffic alert. Optional upgrades range from massaging and rapid-heating front seats to a sport steering wheel, enhanced brakes, second-row heated seats, and additional wheel designs.
2026 Mercedes-Benz GLS 450 4MATIC® for Sale in Fairfield, CT
At Mercedes-Benz of Fairfield, our team is committed to helping you find a luxury SUV that exceeds your expectations. Our knowledgeable associates are here to guide you through features, trims, and options so you can select the perfect GLS. Visit us in person or connect with us online to learn more about the 2026 Mercedes-Benz GLS 450.
* Base MSRP excludes transportation and handling charges, destination charges, taxes, title, registration, preparation and documentary fees, tags, labor and installation charges, insurance, and optional equipment, products, packages and accessories. Options, model availability and actual dealer price may vary. See dealer for details, costs and terms.
** EPA estimated fuel economy. Compare the estimated mpg to the estimated mpg of other vehicles. You may get different mileage depending on how fast you drive, weather conditions and trip length. Your actual highway mileage will probably be less than the highway estimate.
1. Stated rates of acceleration are based upon manufacturer’s track results and may vary depending on model, environmental and road surface conditions, driving style, elevation and vehicle load.