2021 head-to-head · Midsize & Large SUV
2021 Audi SQ8 vs BMW X5
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 4.0L 8-cyl turbo · 8-speed automatic · 17 MPG
The 2021 BMW X5 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,292 a year to fuel (18 MPG), versus $3,485 for the 2021 Audi SQ8 (17 MPG). That's roughly $194 a year, or about $968 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi SQ8
- BMW X5
Side by side
| Audi SQ8 | BMW X5 | |
|---|---|---|
| $3,485 | Your annual fuel cost | $3,292 |
| 17 MPG | Combined efficiency | 18 MPG |
| 15 MPG | City | 16 MPG |
| 21 MPG | Highway | 22 MPG |
| 522 g/mi | Tailpipe CO₂ (g/mi) | 488 g/mi |
| 3/10 | EPA fuel economy score | 3/10 |
| 3/10 | EPA greenhouse gas score | 3/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 4.4L 8-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| AWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi SQ8 vs BMW X5 across model years
- Audi SQ8
- BMW X5
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 65 2021 midsize & large SUVs, the Audi SQ8 ranks 58th and the BMW X5 49th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2021 Audi SQ8 or the 2021 BMW X5?
Measured by cost to drive, the BMW X5. The Audi SQ8 is rated 17 MPG combined and the BMW X5 18 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Audi SQ8 vs. the BMW X5 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,485 for the Audi SQ8 and $3,292 for the BMW X5.
Audi SQ8 vs BMW X5 in other years
More 2021 comparisons
Audi SQ8 vs…
Or compare the 2021 Audi SQ8 with anything else: