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BMW X7 vs. Mercedes-Benz GLS Comparison

Published on Jul 16, 2026 by BMW of Greensboro

When it comes to full-size luxury SUVs, few models can match the prestige, performance, and refinement of the BMW X7. One model that comes close, however, is the Mercedes-Benz GLS. These two powerhouse vehicles have become synonymous with the ultimate driving experience. Whether you're in the market for a family-friendly SUV or a stylish road warrior, the BMW X7 vs. Mercedes GLS debate is one that merits careful consideration. Let’s dive into a comparison of these two exceptional SUVs, evaluating their performance, features, and overall appeal. When you're ready to see the BMW X7 in Greensboro, stop by BMW of Greensboro for a test drive.

Key Points

  • Both the BMW X7 and Mercedes-Benz GLS come with powerful available engines that can generate over 500 horsepower; the X7 tops out at 523 horsepower, while the GLS tops out at 510.
  • The X7 and GLS can both seat up to seven with available captain's chairs offering seating for six.
  • The X7 offers a slightly larger central display for a wrap-around view of maps, music, and contacts.
  • The GLS starts at a higher MSRP than the X7.
  • Greensboro drivers can find the 2027 BMW X7 for sale at BMW of Greensboro now. 

 

Performance and Powertrains

Both the BMW X7 and the Mercedes-Benz GLS deliver an exhilarating driving experience, but each has its unique approach to performance.

  • Best Available BMW X7 horsepower: 523 horsepower
  • Best Available Mercedes-Benz GLS Horsepower: 510 horsepower

The 2027 BMW X7 comes with a selection of powerful engines. The base model is equipped with a 3.0-liter turbocharged inline-six engine that delivers 375 horsepower, while the V8-powered variants, like the X7 M60i, push the performance envelope with up to 523 horsepower. The BMW X7 is known for its sharp handling, precise steering, and advanced suspension system, which contributes to a dynamic driving experience that is both comfortable and thrilling.

 

On the other hand, the 2026 Mercedes-Benz GLS offers similarly potent engine choices. The base model GLS 450 is powered by a 3.0-liter turbocharged inline-six engine paired with a mild-hybrid system, delivering 375 horsepower. For those seeking more power, the GLS 580 features a 4.0-liter twin-turbo V8 engine that produces an impressive 510 horsepower. While the Mercedes-Benz GLS emphasizes a smooth, refined ride, the BMW X7 edges ahead with its more engaging handling and sporty performance.

Interior and Comfort

  • BMW X7 Seating: Up to 7
  • Mercedes-Benz GLS Seating: Up to 7

When it comes to luxury, both SUVs excel. The BMW X7 offers an elegant, high-tech cabin with luxurious materials like available leather upholstery, fine wood trim, and high-quality finishes. The 2027 BMW X7 comes standard with a 12.3-inch BMW Curved Display, a 14.9-inch Central Information Display, and the BMW Operating System 8.5, ensuring seamless connectivity. The cabin is spacious, offering comfortable seating for up to seven passengers, with ample legroom in both the front and rear rows. The BMW X7 shines when it comes to customization, with multiple seating configurations, including available captain's chairs in the second row.

 

The Mercedes-Benz GLS, too, offers a first-class experience with its sumptuous interior. The 2026 GLS features available premium leather seating, a 12.3-inch instrument display, and a 12.3-inch touchscreen for the MBUX infotainment system. Both SUVs offer similar luxury features such as available ambient lighting, massaging seats, and premium audio systems. The GLS also offers seating for seven.

Safety Features

Both SUVs are packed with advanced technology to ensure you and your passengers stay safe on the road. The BMW X7's safety features include standard driver-assistance systems such as frontal collision warning, lane departure warning, and active blind spot detection. Mercedes' safety features are equally impressive, with the standard inclusion of active brake assist, attention assist, and a host of additional systems for enhanced safety.

Pricing and Availability

  • BMW X7 Starting MSRP: $87,500*
  • Mercedes-Benz GLS Starting MSRP: $90,250^

If you’re wondering, “Where can I find a BMW X7 for sale?” or curious about the BMW X7 lease options, you can check out BMW of Greensboro’s new inventory for a selection of 2026 and 2027 BMW X7 models. Pricing for the 2027 BMW X7 starts at $87,500 for the base xDrive40i model and can go higher depending on trim and options. Our current specials often include competitive lease and financing offers.

 

On the other hand, the Mercedes-Benz GLS starts at $90,250 with higher trims, such as the GLS 580, starting at over $100,000.^

Which Model is Best for You?

Ultimately, the choice between the BMW X7 vs. Mercedes-Benz GLS comes down to your preferences. We highly recommend test-driving both models to help you determine which fits you the best. Here at BMW of Greensboro, we believe the X7 is incredible, and we encourage you to visit us for a test drive soon! 

Not ready to buy a new BMW X7? We also offer this model in our pre-owned inventory, and you might even find a Certified Pre-Owned BMW X7 on our lot. Certified Pre-Owned vehicles undergo rigorous inspections to ensure they meet the highest standards of quality, and they come with extended warranties for added peace of mind. 

*Manufacturer's Suggested Retail Price (MSRP) for vehicle as shown does not necessarily represent the dealer's actual sale price and does not include tax, title, license, registration and adjusted market value. Dealer sets actual price. Please consult your selected dealer.

 

^Starting at price is for a base model prior to customer build and excludes destination and delivery charges and government mandated fees, charges, taxes, title, registration, and insurance. See your local Dealer for charges for optional equipment, products, packages and accessories. Actual vehicle price and availability may vary by Dealer.