BMW · 2019
X6 sDrive35i 3.0L 6-cyl
✓ EPA Verified
Premium Gasoline
Standard Sport Utility Vehicle 2WD
Rear-Wheel Drive
City
18
MPG
Combined
20
MPG
Highway
24
MPG
Annual Fuel Cost
$2,900
Based on 15,000 miles/year · EPA estimates
vs avg gas vehicle
$750
more per year
Class Comparison — Standard Sport Utility Vehicle 2WD
Bottom 46%
Better than 46 out of 100 vehicles in its class for fuel efficiency.
This vehicle: 20 MPG
This vehicle
20 MPG
Class average
25 MPG
Class lowest
15 MPG
EPA Energy & Environment Scores
4
Energy Score
Out of 10
4
GHG Score
Out of 10
433 lbs
Annual CO₂
g/mile tailpipe CO₂
Yes
Start-Stop
Auto stop-start
Vehicle Specifications
Engine3.0L 6-cyl
TransmissionAutomatic (S8)
DriveRear-Wheel Drive
Fuel TypePremium Gasoline
Vehicle ClassStandard Sport Utility Vehicle 2WD
Engine DescSIDI
Start-StopYes
EPA Vehicle ID40518

20 MPG combined is what buyers of the 2019 BMW X6 sDrive35i can expect. Nobody buys an X6 expecting Prius-like efficiency. The X6 is a statement, a coupe-ified SUV that prioritizes style over practicality and driving pleasure over saving fuel. Buyers are willing to pay a premium for its unique silhouette and the BMW driving experience, they understand that will extend to the gas pump.

City and highway performance

The X6 sDrive35i’s EPA ratings break down to 18 MPG in the city and 24 MPG on the highway. The city figure reflects stop-and-go traffic, where the 3.0L turbocharged inline-six engine works harder to move the X6’s weight. The eight-speed automatic transmission, while generally smooth and responsive, can increase fuel consumption in these conditions as it shifts frequently to keep the engine in its power band. On the open road, the X6 does better.

The engine settles into a more efficient cruising speed, and the transmission’s higher gears help to minimize fuel burn. However, even on the highway, the X6’s aerodynamic compromises, a sloping roofline isn’t conducive to airflow, prevent it from achieving truly impressive numbers.

Annual fuel cost

The EPA estimates an annual fuel cost of $2,900 for the 2019 BMW X6 sDrive35i. This figure is based on driving 15,000 miles per year, with a mix of city and highway driving, and assumes national average fuel prices. This is just an estimate; your actual fuel costs will depend on your driving habits, the type of roads you drive on, and the price of gasoline in your area. Aggressive driving, frequent short trips, and living in an area with high fuel prices will all likely increase your annual fuel expenses. The X6 also requires premium fuel, which can add significantly to the yearly total.

Real-world expectations

While the EPA ratings provide a useful baseline, real-world MPG often differs. Expect to see figures close to the EPA estimates if you drive conservatively and spend a good portion of your time on the highway. However, if you frequently find yourself in heavy traffic or enjoy the engine’s ample power, you’ll likely see your fuel economy dip below the advertised numbers.

Online user forums and fuel tracking apps suggest that X6 sDrive35i owners report average MPG figures between 17 and 22, with some occasionally reaching the EPA highway figure on long road trips. Your individual results may vary.

How it compares

The X6’s fuel economy isn’t class-leading, but it’s not the worst. Competitors like the Mercedes-Benz GLE Coupe aren’t much better. The GLE 450 Coupe manages around 19 MPG combined, making it similar to the X6 in real-world conditions. A Porsche Cayenne Coupe, depending on the engine chosen, can deliver slightly better or worse MPG depending on the trim selected, but the differences are hardly significant. The Audi Q8 typically does slightly better at roughly 21 combined. These are all in the same ballpark, emphasizing that buyers interested in vehicles of all Bmw fuel economy data with powerful drivetrains and large footprints shouldn’t expect stellar efficiency. For those seriously concerned about fuel consumption who like the X6’s layout, a plug-in hybrid SUV might be a better choice, though these are generally far more expensive than this X6 model.

Tips to maximize efficiency

Use the X6’s driving modes. Selecting “Eco Pro” mode will remap the throttle response, adjust the shift patterns, and even reduce the energy consumption of auxiliary systems like climate control. While it might dull the driving experience slightly, it can improve fuel economy, especially on longer trips.

Keep your tires properly inflated. Underinflated tires increase rolling resistance, forcing the engine to work harder and consume more fuel. Check your tire pressure regularly (ideally every two weeks) and inflate to the recommended pressure listed on the sticker inside the driver’s side door jamb.

Avoid aggressive acceleration and braking. The X6’s turbocharged engine responds quickly to throttle inputs, but stomping on the gas pedal will quickly drain the tank. Smooth, gradual acceleration and gentle braking will help you conserve fuel. Anticipating traffic flow and maintaining a consistent speed can also make a difference.

Minimize idling. Today’s engines are highly efficient, and idling wastes fuel. If you’re going to be stopped for more than a minute, it’s better to turn off the engine. The X6 also features auto start/stop, which shuts off the engine at traffic lights. If you find it intrusive, you can disable it, but leaving it on can contribute to fuel savings.

Consider using cruise control on the highway. Maintaining a consistent speed can improve fuel economy compared to constantly accelerating and decelerating. Cruise control also helps you avoid inadvertently exceeding the speed limit, which is another factor that can negatively impact fuel consumption. Always abide by all local traffic laws when using cruise control.

Ultimately, the 2019 BMW X6 sDrive35i is purchased for reasons that often outweigh fuel economy considerations. It’s bought for its unique style, its engaging driving dynamics, and the prestige associated with the BMW brand. Its fuel economy is simply an acceptable tradeoff for the X6’s attributes. Those seeking peak efficiency might look at other options, but for X6 buyers, MPG is one piece of the puzzle. See X6 MPG across all years.