Mercedes GLS vs EQS SUV: The Ultimate Comparison

Choosing between the Mercedes GLS and EQS SUV depends on your priorities: the GLS offers traditional luxury and robust V8 power for a classic SUV experience, while the EQS SUV delivers cutting-edge electric innovation, silent performance, and advanced tech for the future of driving.

Deciding between a luxury SUV can feel like navigating a complex maze, especially when two titans like the Mercedes-Benz GLS and EQS SUV enter the picture. Both represent the pinnacle of Mercedes-Benz engineering, offering spacious interiors, unparalleled comfort, and advanced features. However, they cater to distinctly different driving philosophies: one embraces the thrill of internal combustion, while the other champions the silent revolution of electric power. This comparison aims to cut through the confusion, offering a clear guide to help you find the perfect fit for your lifestyle and driving desires.

Mercedes GLS vs. EQS SUV: Setting the Stage

The Mercedes-Benz GLS has long been the undisputed king of the large luxury SUV segment, known for its commanding presence, opulent interior, and powerful V8 engines. It’s the quintessential family hauler for those who demand space, comfort, and the satisfying roar of a finely tuned combustion engine. Think of it as the established, trusted patriarch of the Mercedes-Benz SUV lineup.

The EQS SUV, on the other hand, is the electric vanguard. It shares its platform with the EQS sedan, projecting an image of futuristic sophistication, groundbreaking technology, and whisper-quiet, emissions-free performance. It’s the innovative, forward-thinking descendant, designed for those who embrace the cutting edge of automotive technology and sustainable luxury. It represents a bold leap into the future, without compromising on the core Mercedes-Benz values of quality and refinement.

Powertrain and Performance: Roar or Revolution?

This is where the most fundamental difference lies. The GLS sticks to what Mercedes-Benz does best with its internal combustion engines, while the EQS SUV goes all-in on electric propulsion.

Mercedes-Benz GLS Powertrain Options:

• GLS 450 4MATIC: Features a 3.0-liter inline-6 turbo engine with a mild-hybrid system (EQ Boost). This offers a smooth, responsive, and efficient blend of power, delivering around 362 horsepower and 369 lb-ft of torque. The EQ Boost system provides a temporary power surge and helps with smoother acceleration and start-stop functions.
• GLS 580 4MATIC: Elevates performance with a 4.0-liter V8 biturbo engine, also enhanced with a mild-hybrid system (EQ Boost). This beast produces approximately 483 horsepower and 516 lb-ft of torque, offering robust acceleration and a more potent driving experience.

The GLS utilizes Mercedes-Benz’s tried-and-true 9G-TRONIC automatic transmission, expertly paired with the 4MATIC all-wheel-drive system for confident handling in various conditions. The power delivery is linear and confident, with the satisfying rumble of the V8 a hallmark of the GLS 580.

Mercedes-Benz EQS SUV Powertrain Options:

• EQS 450+ SUV: This is the rear-wheel-drive model, powered by a single electric motor. It delivers a substantial 355 horsepower and 419 lb-ft of torque. The instant torque characteristic of electric motors provides brisk acceleration from a standstill.
• EQS 580 4MATIC SUV: This is the all-wheel-drive variant, featuring two electric motors. It boasts a combined output of 536 horsepower and 630 lb-ft of torque, offering truly exhilarating acceleration that can surprise many traditional luxury SUV drivers.

The EQS SUV benefits from the inherent advantages of electric powertrains: instant torque, seamless acceleration, and an almost eerie silence. Regenerative braking, which captures energy during deceleration to recharge the battery, is also a key feature, allowing for one-pedal driving in certain modes. For more on the technical aspects of electric vehicles, you can explore resources from the U.S. Department of Energy.

Design and Aesthetics: Timeless Elegance vs. Futuristic Flow

Both SUVs showcase Mercedes-Benz’s commitment to luxury and design, but their approaches are distinct, reflecting their powertrain philosophies.

Mercedes-Benz GLS Exterior and Interior:

The GLS presents a more traditional, imposing SUV silhouette. Its design language is classic Mercedes-Benz: a bold grille, sculpted lines, and a confident stance that speaks of established luxury and capability. It’s the kind of vehicle that commands attention through its sheer presence and timeless elegance.

Inside, the GLS cabin is a sanctuary of comfort and craftsmanship. High-quality materials abound, including supple leather, real wood trims, and polished metal accents. The dashboard design is driver-focused yet elegantly integrated, featuring the prominent MBUX infotainment system. With seating for up to seven passengers across three rows, the GLS prioritizes passenger comfort and cargo versatility, making it an ideal choice for larger families or those who frequently carry guests.

Mercedes-Benz EQS SUV Exterior and Interior:

The EQS SUV adopts the “Sensual Purity” design philosophy, characterized by its “one-bow” exterior. It features smooth surfaces, flush door handles, and a sleek, aerodynamic profile that is crucial for maximizing its electric range. The front fascia is dominated by a dark panel (or “grille”) that houses sensors and distinctive LED lighting signatures. It’s undeniably futuristic and avant-garde.

The interior of the EQS SUV is where the futuristic vision truly comes to life. The optional Hyperscreen is a standout feature – a massive, 56-inch curved glass panel stretching across the dashboard, housing three separate displays: one for the driver, one for the infotainment system, and one for the front passenger. Even without the Hyperscreen, the cabin is minimalist, tech-forward, and exquisitely appointed. Ambient lighting, advanced cabin air filtration, and a serene electric ambiance create an unparalleled experience of modern luxury. Like the GLS, it also offers three rows of seating, accommodating up to seven passengers.

Technology and Innovation: The Latest in Mercedes-Benz

Both vehicles are packed with Mercedes-Benz technology, but the EQS SUV pushes the boundaries further, leveraging its electric architecture.

Mercedes-Benz GLS Technology:

• MBUX Infotainment System: Features natural language voice control (“Hey Mercedes”), a large touchscreen display, and integration with Apple CarPlay and Android Auto.
• Driver Assistance Systems: Offers a comprehensive suite including adaptive cruise control, lane keeping assist, blind-spot monitoring, and active parking assist.
• Comfort Features: Heated and ventilated seats, multi-contour seats with massage functions, four-zone automatic climate control, and an available panoramic sunroof contribute to an exceptionally comfortable ride.
• Burmester Surround Sound System: Delivers an immersive audio experience.

Mercedes-Benz EQS SUV Technology:

The EQS SUV includes all the advanced technologies found in the GLS, but often with more advanced iterations and additional features:

• MBUX Hyperscreen (Optional): A truly groundbreaking infotainment experience that redefines in-car displays and interaction.
• ENERGIZING AIR CONTROL PLUS: Advanced cabin air filtration with HEPA filter for superior air quality.
• Advanced Driver Assistance Systems (ADAS): Includes more sophisticated versions of cruise control, lane centering, and emergency braking, often with proactive capabilities.
• Electric Intelligence Navigation: Plans routes considering charging stops, elevation changes, and traffic conditions to optimize range and charging.
• Rear-Axle Steering: Available on the EQS SUV, it significantly improves maneuverability at low speeds and stability at high speeds, making this large SUV feel more agile.
• Over-the-Air (OTA) Updates: Allows certain vehicle functions and software to be updated remotely, keeping the vehicle cutting-edge.

The technological prowess of the EQS SUV is a direct reflection of its electric nature and its role as a flagship for Mercedes-Benz’s future mobility efforts. Understanding how these advanced systems work can be complex, and for DIY enthusiasts, official Mercedes-Benz service manuals are invaluable. You can often find resources through the Mercedes-Benz USA owner’s section for guidance on system checks and basic maintenance procedures.

Ride Quality and Handling: Plush vs. Agile

How do these behemoths drive? The answer again splits down the lines of combustion versus electric, and traditional suspension versus advanced systems.

Mercedes-Benz GLS Ride and Handling:

The GLS is engineered for supreme comfort. Its standard AIRMATIC air suspension system excels at smoothing out road imperfections, creating a serene and isolated cabin. The ride is plush, absorbent, and supremely comfortable, making long journeys a breeze. While it handles competently for its size, it prioritizes a relaxed, luxurious driving experience over sporty agility. The optional E-ACTIVE BODY CONTROL takes this a step further, actively counteracting body roll and dips for an almost magical gliding sensation.

Mercedes-Benz EQS SUV Ride and Handling:

The EQS SUV also offers an incredibly smooth ride, benefiting from its refined electric powertrain and advanced suspension. The AIRMATIC air suspension is standard, and the low center of gravity due to the battery pack contributes to a stable and planted feel. What truly sets the EQS SUV apart is its optional rear-axle steering. At lower speeds, the rear wheels can turn in the opposite direction of the front wheels, drastically reducing the turning radius and making the large SUV feel surprisingly nimble in urban environments. At higher speeds, the rear wheels can turn in the same direction to enhance stability. This technology, combined with its quiet operation, gives the EQS SUV a unique blend of luxury, composure, and surprising agility.

Practicality and Space: Three Rows and Versatility

Both SUVs are designed with family needs in mind, offering three rows of seating and ample cargo space. The GLS has had more time to refine its layout, while the EQS SUV leverages its electric platform for packaging advantages.

Mercedes-Benz GLS Practicality:

• Seating: Standard seating for seven, with an optional configuration for six (captain’s chairs in the second row).
• Third Row Access: Power-folding second-row seats make accessing the third row relatively easy.
• Cargo Space: Offers generous cargo volume, even with the third row in use. With the second and third rows folded, it provides a cavernous space for hauling larger items.
• Towing Capacity: Typically around 7,700 lbs, making it capable of towing trailers, boats, or campers.

Mercedes-Benz EQS SUV Practicality:

• Seating: Standard three-row seating for up to seven passengers.
• Third Row Access: Similar to the GLS, with power-folding features.
• Cargo Space: While offering competitive space, the undulating floor due to battery placement and the sloping roofline can slightly impact maximum cargo volume compared to the GLS in some configurations. However, it remains highly practical for daily use and family trips.
• Towing Capacity: Generally rated around 3,500 lbs, which is less than the GLS, reflecting its focus on on-road electric performance rather than heavy-duty towing.

Fuel Efficiency and Range: Gallons vs. Kilowatt-Hours

This is a crucial differentiator. The GLS relies on gasoline, while the EQS SUV uses electricity.

Mercedes-Benz GLS Fuel Efficiency:

The GLS, with its powerful V6 and V8 engines, consumes gasoline. Fuel economy figures vary by model but are competitive for its class. For context, a GLS 450 might achieve around 19-20 MPG combined, while the more powerful GLS 580 would be slightly lower. Owners need to consider the ongoing costs of gasoline and the environmental impact.

Mercedes-Benz EQS SUV Range and Charging:

The EQS SUV is rated for 300-360 miles of electric range on a full charge, depending on the specific model and driving conditions. This is achieved through its large battery pack and aerodynamic design. Charging can be done at home using a Level 2 charger (typically overnight for a full charge) or at public DC fast-charging stations, where it can gain significant range in under 30 minutes. The cost of electricity is generally lower than gasoline, and the environmental benefit is significant. Charging infrastructure is rapidly expanding thanks to initiatives by organizations like the Alternative Fuels Data Center.

Cost of Ownership: Initial Price and Long-Term Savings/Expenses

Both are premium vehicles with premium price tags. The long-term cost considerations, however, can diverge.

Mercedes-Benz GLS Cost of Ownership:

• Purchase Price: Generally starts in the $80,000s and can exceed $120,000 for top trims.
• Fuel Costs: Dependent on gasoline prices and driving habits.
• Maintenance: Standard automotive maintenance schedule with costs typical for a luxury vehicle.
• Resale Value: Typically holds its value well due to strong demand and brand prestige.

Mercedes-Benz EQS SUV Cost of Ownership:

• Purchase Price: Generally starts in the $100,000s and can approach $140,000+.
• Fuel Costs: Significantly lower if electricity costs are less than gasoline.
• Maintenance: Potentially lower as electric vehicles have fewer moving parts (no oil changes, exhaust systems, etc.), but specialized battery and electric component servicing can be costly if needed outside of warranty.
• Resale Value: Still being established, but early indications suggest strong demand for well-specced EVs. Potential for government incentives (tax credits) can offset initial purchase price.

Which One is Right for You?

The choice between the Mercedes-Benz GLS and EQS SUV boils down to your priorities, lifestyle, and vision for the future of driving.

Choose the Mercedes-Benz GLS if:

• You prefer the traditional power and sound of a V8 (or a smooth inline-6) engine.
• You frequently tow heavy loads.
• You value a classic, imposing luxury SUV aesthetic.
• You want the maximum possible cargo space for bulky items.
• You are not yet ready to commit to the electric vehicle lifestyle or have concerns about charging infrastructure availability.
• You are looking for a supremely comfortable and proven luxury SUV.

Choose the Mercedes-Benz EQS SUV if:

• You are excited about embracing cutting-edge electric vehicle technology and sustainability.
• Silent, instant-torque acceleration is appealing.
• You appreciate futuristic design and a minimalist, high-tech interior (especially the Hyperscreen).
• Seamless charging at home or on the go fits your lifestyle.
• You prioritize advanced driver assistance and innovative features.
• Agility in urban environments is a key consideration (thanks to rear-axle steering).

Conclusion: The Future Meets the Present

The Mercedes-Benz GLS and EQS SUV both offer exceptional luxury, comfort, and the unmistakable Mercedes-Benz experience, but they represent two very different paths. The GLS is the established icon, delivering robust performance and timeless luxury for those who appreciate the familiar. The EQS SUV is the visionary, pushing the boundaries of what a luxury electric SUV can be, offering a glimpse into the future of mobility with its innovative technology and silent, powerful performance. Your decision hinges on whether you seek to indulge in the enduring excellence of tradition or embrace the exhilarating dawn of electric luxury.

Frequently Asked Questions (FAQ)

Q1: What is the main difference between the Mercedes GLS and EQS SUV?
The primary difference is their powertrain: the GLS is a gasoline-powered SUV with V6 and V8 engine options, while the EQS SUV is a fully electric vehicle (EV) with dual electric motors and a large battery pack.

Q2: Can both the GLS and EQS SUV seat seven passengers?
Yes, both the Mercedes-Benz GLS and EQS SUV offer three-row seating configurations, capable of accommodating up to seven passengers.

Q3: Which SUV is better for towing, the GLS or the EQS SUV?
The Mercedes-Benz GLS is generally better suited for towing, typically rated for up to 7,700 lbs. The EQS SUV has a lower towing capacity, usually around 3,500 lbs.

Q4: How does the electric range of the EQS SUV compare to the driving range of the GLS?
The EQS SUV offers an estimated electric range of 300-360 miles on a full charge. The GLS’s driving range depends on its fuel tank size and fuel economy, typically offering a similar or slightly longer range per fill-up, but requires more frequent refueling compared to charging an EV.

Q5: Which SUV offers more advanced technology?
While both are packed with Mercedes-Benz technology, the EQS SUV features more cutting-edge innovations, including the optional MBUX Hyperscreen, advanced driver assistance systems, and standard rear-axle steering for enhanced maneuverability.