The fuel economy or gas mileage of 2023 BMW X7 variants, as measured by EPA, is given below in terms of miles per gallon (MPG):
| 2023 BMW X7 Variants | City MPG | Highway MPG | Combined MPG |
|---|---|---|---|
| 2023 BMW X7 M60i xDrive 8 cylinder, 4.4 L, Automatic (S8) | 16 | 21 | 18 |
| 2023 BMW X7 xDrive40i 6 cylinder, 3.0 L, Automatic (S8) | 21 | 25 | 22 |
This model ranges from 16 mpg to 25 mpg in standard test conditions, as per EPA. However, this mileage will vary based on various factors including your driving style, road conditions and vehicle condition. 2023 BMW X7 comes with fuel tank capacity of 21.9 gallons. With this fuel tank capacity, most efficient variant can run up to 547.5 miles in highway condition when tank is full.