How do you improve upon perfection? Mercedes-Benz continues to refresh and refine the 2026 GLS, a model already renowned as one of the biggest luxury SUVs on the market.
To help discerning drivers near West Chester, Ambler, and Collegeville, PA determine if this model perfectly embodies everything that’s most important, the Mercedes-Benz of West Chester team has crafted this review of the 2026 Mercedes-Benz GLS. Read on to find out why you should consider it as your next luxury on-road companion.
MAX HORSEPOWER
ENGINE OPTIONS
MAX CARGO CAPACITY
TOUCHSCREEN SIZE
WIRELESS SMARTPHONE INTEGRATION
64-COLOR AMBIENT LIGHTING
HEATED/VENTILATED FRONT SEATS
There’s a certain aura that surrounds luxury vehicles, especially when they display the Mercedes-Benz badge. From its contemporary exterior to its elegant interior, the 2026 GLS represents the brand in exceptional fashion.
Its sleek contours and flowing lines serve a primary purpose beyond offering the 2026 Mercedes-Benz GLS an athletic stance and aesthetically pleasing appearance. It also lends an aerodynamic aspect to your driving experience —while also turning a few heads along the way.
Standard exterior elements including 21-inch triple 5-spoke wheels and LED headlamps and taillights ensure that your Mercedes-Benz is equally impressive whether coming or going. You can customize your 2026 GLS to match your style; choose from a palette of 12 exterior paints, including these exclusive shades:
These exterior elements epitomize modern driving, ensuring your 2026 GLS matches where you are and where you are going.
Step inside the cabin of the 2026 Mercedes-Benz GLS, and you’ll discover a mobile haven. With a hand-stitched Nappa leather steering wheel and topstitched vegan-leather upper dashboard, the details of the 2026 GLS will have you taking the scenic route every time you get behind the wheel, if not just to experience these upscale touches a little while longer.
Additional standard luxe features prove this model is most definitely a Mercedes-Benz:
Optional Multicontour front seats with eight massage programs will soothe you after a long day, while the available Executive Rear Seat Package PLUS will keep back-row passengers comfortable and entertained. In the 2026 GLS, every seat is a seat in first class.
The 2026 Mercedes-Benz GLS is built for every driver’s unique needs. With three powertrain options and impressive capabilities, the 2026 GLS is ready to help you tackle every item on your to-do list.
The 2026 Mercedes-Benz GLS offers something to every type of driver. Whether you seek a comfortable cruiser or a high-powered machine, there’s a trim level and engine built with you in mind. Which will you choose?
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2026 GLS 450 (Standard)
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2026 GLS 580
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2026 AMG® GLS 63
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| Engine | 3.0L turbo with mild hybrid drive | 4.0L V8 biturbo with mild hybrid drive | Handcrafted AMG® 4.0L biturbo engine with hybrid assist |
| Horsepower | 375 HP | 510 HP | 603 HP |
| Torque | 369 lb-ft | 538 lb-ft | 627 lb-ft |
| Acceleration (0-60 MPH) | 5.8 sec. | 4.7 sec. | 4.1 sec. |
Each engine mates with a 9G-TRONIC automatic transmission for quick, seamless shifting and improved fuel efficiency—or use the shift paddles to take control into your own hands.
Underpinning these mighty powertrains are several attributes that support your driving experience in the 2026 Mercedes-Benz GLS. They include:
And, as is customary with Mercedes-Benz vehicles, this is just the beginning. In addition to its everyday excellence, the 2026 GLS features a full suite of off-roading features to help you tackle whatever comes your way.
Technology is ever-changing; fortunately, Mercedes-Benz is forward-thinking when equipping its models. The 2026 GLS continues this tradition of innovation, evident in the wide variety of standard systems designed to keep you and your passengers connected and protected.
Inside the 2026 Mercedes-Benz GLS, the driver-centric cockpit features dual 12.3-inch screens, and the advanced Mercedes-Benz User Experience (MBUX) is at the heart of this SUV. This SUV proves the future is now with its built-in artificial intelligence (AI) capabilities and natural voice recognition. To activate it, simply say “Hey, Mercedes” before making your request for directions, climate adjustment, or anything else you may require while on the road, all in a conversational voice.
Wireless Apple CarPlay® and Android Auto™ enable you to remain digitally connected without a cable. Meanwhile, the user-friendly touchpad controller of the MBUX acts like your smartphone, allowing you to swipe, pinch-to-zoom, and even use your own handwriting to communicate.
Whether you prefer to listen to a curated playlist or your favorite podcast while commuting, enjoy a studio-like listening experience with the optional Burmester® High-End 3D Surround Sound System.* When equipped, this system adds 29 speakers and five preset listening modes to deliver the highest quality audio output possible.
Mercedes-Benz continues to innovate through its PRE-SAFE® and PRE-SAFE® PLUS systems that, upon detecting an imminent collision, take proactive, protective measures. Additional advanced driver-assistance technologies help you avoid or mitigate potential collisions, including:
Meanwhile, the progressive ATTENTION ASSIST® feature keeps watch for up to 70 driving behaviors, alerting you when it detects any signs of drowsy or distracted driving. The result is total confidence behind the wheel.
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In the realm of full-size luxury SUVs, the 2026 Mercedes-Benz GLS and the BMW X7 reign supreme. They have king-sized power outputs and many similar amenities worthy of royalty. So, you’ll need to consider a few minor details that can make a major impact when ruling the road. When you do, you’ll find that the Mercedes-Benz takes the crown.
2026 GLS |
vs
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X7
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| 9-speed | AUTOMATIC TRANSMISSION | 8-speed |
| Available | MASSAGING FRONT SEATS | Not Offered |
| Standard | 64-COLOR AMBIENT LIGHTING SYSTEM | Not Offered |
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Luxury vehicles come with certain expectations. One look at the 2026 Mercedes-Benz GLS or the Cadillac Escalade, and your expectations are shattered. Each SUV prioritizes the driving experience, but one vehicle offers a few amenities that elevate your commute. Which will it be?
2026 GLS |
vs |
Escalade |
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| Standard | BIOMETRIC AUTHENTICATION | Not Offered |
| Available | AIR BALANCE CABIN FRAGRANCE SYSTEM | Not Offered |
| Standard | VENTILATED FRONT SEATS | Available |
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The everyday feels extraordinary when you drive the 2026 Mercedes-Benz GLS or the Lexus TX. Yet, superior attention to detail places the 2026 GLS in a class of its own, outpacing the TX in more ways than one.
2026 GLS |
vs |
TX |
|---|---|---|
| 603 HP | MAX HORSEPOWER | 404 HP |
| Standard | ADJUSTABLE SUSPENSION SYSTEM | Not Offered |
| 29 | MAX SPEAKERS | 21 |
Are you ready to experience innovative perfection in motion on the roads near West Chester, Ambler, and Collegeville, PA? Contact Mercedes-Benz of West Chester to get behind the wheel of the 2026 Mercedes-Benz GLS today.
All of the tools you need to move forward with experiencing a new 2026 Mercedes-Benz GLS for yourself are conveniently available right here online.
Explore our extensive new inventory, receive an estimate on your trade-in, apply for credit or contact us to schedule your in-person test drive using the quick links here.
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