In comparing the 2021 BMW X7's and the 2021 Mercedes-Benz GLS's specifications and ratings, the 2021 BMW X7 has the advantage in the area of typical lower range of pricing for used cars. The 2021 Mercedes-Benz GLS has the advantage in the areas of resale value and base engine power. The 2021 BMW X7 and 2021 Mercedes-Benz GLS have the same fuel efficiency. Based on this comparison of the 2021 BMW X7's and the 2021 Mercedes-Benz GLS's specifications and ratings, the 2021 Mercedes-Benz GLS is a better car than the 2021 BMW X7.
2021 BMW X7 vs. 2021 Mercedes-Benz GLS Pricing
A used 2021 BMW X7 ranges from $49,749 to $84,206 while a used 2021 Mercedes-Benz GLS is priced between $58,995 to $139,599.
2021 BMW X7 vs. 2021 Mercedes-Benz GLS Resale/Retained Value
Looking at the 5-year depreciation rate for both models, the 2021 BMW X7 loses 51.6 percent of its value and the 2021 Mercedes-Benz GLS loses 44.2 percent of its value. This means the 2021 Mercedes-Benz GLS retains 7.4 percentage points more of its value and has the advantage of higher resale value versus the 2021 BMW X7.
Engine Power and Fuel Efficiency Comparison
For engine performance, the 2021 BMW X7’s base engine makes 335 horsepower, and the 2021 Mercedes-Benz GLS base engine makes 362 horsepower. Both the X7 and the GLS are rated to deliver an average of 21 miles per gallon, with highway ranges of 526 and 571 miles respectively. Both models use premium unleaded.