2025 Mercedes-Benz GLS Performance

If you don’t think an SUV can provide racetrack-level performance, it’s time to think about the 2025 Mercedes-Benz GLS. Not only does the Mercedes-AMG® GLS 63 provide extreme performance for Chadds Ford and Media drivers, but each trim level holds the keys to an exhilarating driving experience. Mercedes-Benz of West Chester has the information you want about the Mercedes-Benz GLS fuel economy so you can see just how conservative a powerful engine can be. We also have the Mercedes-Benz GLE towing capacity information you need before you hitch your RV. See the Mercedes-Benz GLS mpg rating and more with us. 

2025 Mercedes-Benz GLS Engine Options

As mentioned, the 2025 Mercedes-Benz GLS lineup offers three engines, each tied to a specific trim level. Whether you prefer the more efficient performance of the Mercedes-Benz GLS 450 or the heart-pounding thrills of the AMG® GLS 63, you’ll find the perfect combination of power and economy for your Media trips in this Mercedes-Benz SUV. Explore all the Mercedes-Benz GLS engine options available below:

• 2025 Mercedes-Benz GLS 450 4MATIC® SUV: 3.0L inline-6 turbo engine with a mild hybrid drive capable of up to 375 hp and 369 lb-ft of torque
• 2025 Mercedes-Benz GLS 580 4MATIC® SUV: 4.0L V8 biturbo engine with a mild hybrid drive capable of up to 510 hp and 538 lb-ft of torque
• 2025 AMG® GLS 63 SUV: Handcrafted AMG® 4.0L V8 biturbo engine with hybrid assist capable of up to 603 hp and 627 lb-ft of torque

2025 Mercedes-Benz GLS Towing Capacity

In addition to significant horsepower and torque, the 2025 Mercedes-Benz GLS provides unparalleled towing capabilities for all your weekend journeys out of Glenmoore. So, how much Mercedes-Benz GLS towing capacity can you expect? When properly equipped with the optional trailer hitch, the 2025 Mercedes-Benz GLS towing capacity reaches up to 7,700 pounds*. 

2025 Mercedes-Benz GLS Fuel Economy

While power and utility are important, rising gas prices have many drivers interested in the Mercedes-Benz GLS fuel economy figures. Depending on the model, the Mercedes-Benz GLS mpg ratings can reach up to 19 mpg in the city and 24 mpg on the highway**. Get all the details about the Mercedes-Benz GLS mpg ratings in the breakdown below:

• 2025 Mercedes-Benz GLS 450 4MATIC® SUV: 19 mpg city / 24 mpg highway / 21 mpg combined**
• 2025 Mercedes-Benz GLS 580 4MATIC® SUV: 14 mpg city / 19 mpg highway / 16 mpg combined**
• 2025 AMG® GLS 63 SUV: 14 mpg city / 18 mpg highway / 15 mpg combined**

Experience the Power of the Mercedes-Benz GLS at Mercedes-Benz of West Chester

Are you surprised by the performance numbers of the largest Mercedes-Benz SUV? Seeing is believing at Mercedes-Benz of West Chester. Get behind the wheel of the GLS with a test drive and feel the power for yourself. Contact us to schedule your drive today. 

*With optional trailer hitch. Read Operator’s Manual before towing. In some states, aftermarket trailer brakes are required. See dealer for details.

**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.