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2021 BMW X6 fuel economy

The EPA lists 3 versions of the 2021 BMW X6. Combined fuel economy ranges from 18 to 23 MPG; the most efficient version is rated 21 city / 26 highway.

At a glance

Combined
18 to 23 MPG depending on version
City and highway
21 and 26 most efficient version
Yearly fuel cost
$3,550 EPA estimate, most efficient version

Source: U.S. EPA fueleconomy.gov

Every version the EPA tested

VersionEngineDriveCityHighwayCombinedYearly fuel cost
X6 sDrive40i
Automatic (S8)
6-cyl 3.0L Hybrid Rear-Wheel Drive 212623 MPG $3,550
X6 xDrive40i
Automatic (S8)
6-cyl 3.0L Hybrid All-Wheel Drive 212523 MPG $3,550
X6 M50i
Automatic (S8)
8-cyl 4.4L All-Wheel Drive 162218 MPG $4,550
EPA estimates under standard test conditions. Your mileage will vary with driving style, load and weather.

At EPA assumptions, the most efficient version costs about $3,550 per year in fuel, versus $4,550 for the least efficient.

Work out what this car would cost you in fuel each year

Fuel economy in other model years