BMW X5 xDrive40i
25 MPG The 2026 BMW X5 xDrive40i is EPA-rated at 25 MPG combined (23 city / 27 highway). Over 15,000 miles a year that is about 600 gallons, $1920 a year in fuel, or $0.128 per mile at $3.20/gal.
Across its full 2019–2026 run it averages 23.5 MPG, improving by 3 MPG over 8 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.100 | $1000 | $1500 | $2000 |
| $3.00/gal | $0.120 | $1200 | $1800 | $2400 |
| $3.20/gal | $0.128 | $1280 | $1920 | $2560 |
| $3.50/gal | $0.140 | $1400 | $2100 | $2800 |
| $4.00/gal | $0.160 | $1600 | $2400 | $3200 |
| $4.50/gal | $0.180 | $1800 | $2700 | $3600 |
| $5.00/gal | $0.200 | $2000 | $3000 | $4000 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2026 | 25 MPG | 23 | 27 | $3100 | 352 | 1 |
| 2025 | 25 MPG | 23 | 27 | $3100 | 352 | 1 |
| 2024 | 25 MPG | 23 | 27 | $3100 | 352 | 1 |
| 2023 | 23 MPG | 21 | 25 | $3350 | 389 | 1 |
| 2022 | 23 MPG | 21 | 25 | $3350 | 388 | 1 |
| 2021 | 23 MPG | 21 | 25 | $3350 | 389 | 1 |
| 2020 | 22 MPG | 20 | 26 | $3500 | 396 | 1 |
| 2019 | 22 MPG | 20 | 26 | $3500 | 394 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 105 standard sport utility vehicle 4wd models tracked here, the BMW X5 xDrive40i ranks 8 on current figures, against a class average of 19.6 MPG.
Closest more-efficient alternatives in the same class: Volvo XC90 AWD PHEV (27), Lexus RX 450h L AWD (29), Toyota Highlander Hybrid AWD LE Plus (29), Lexus RX 450h AWD (30), Toyota Highlander Hybrid AWD (35).
Tailpipe CO₂ is rated at 352 grams per mile, which works out to roughly 5.3 tonnes a year at 15,000 miles.
Questions
What MPG does the BMW X5 xDrive40i get?
The 2026 BMW X5 xDrive40i is rated at 25 MPG combined by the EPA — 23 city and 27 highway. Across all 8 model years in the database it averages 23.5 MPG, ranging from 22 to 25 depending on year and trim.
How much does a BMW X5 xDrive40i cost in fuel per year?
At 25 MPG and 15,000 miles a year, it burns about 600 gallons — roughly $1920 a year with fuel at $3.20 a gallon, or $0.128 per mile. The EPA's own published annual figure for the 2026 model is $3100.
Has the BMW X5 xDrive40i become more efficient over time?
Yes. It has gone from 22 MPG in 2019 to 25 in 2026 — an improvement of 3 MPG, or 14% across 8 model years.
Is the BMW X5 xDrive40i efficient for its class?
It ranks 8 of 105 in the Standard Sport Utility Vehicle 4WD class on current figures, against a class average of 19.6 MPG. That is 5.4 better than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.