BMW X6 sDrive40i MPG and Fuel Economy
BMW have been manufacturing models of X6 sDrive40i for 2 years, with the latest vehicle in 2021 having a combined MPG of 23.
The estimated fuel cost for the 2021 BMW X6 sDrive40i is $3,200 per year.
Government regulators have estimated that value based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.
💵 Compared to an average vehicle over 5 years, you will spend $4,500 more on fuel driving a 2021 BMW X6 sDrive40i.
🛢 The BMW X6 sDrive40i will consume roughly 13 barrels of petroleum per year, using the standard estimate of 15,000 miles per year.
💨 For every mile driven, the BMW X6 sDrive40i will emit 383 grams of CO2, which is about 5,745,000 grams of CO2 per year.
🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 274 trees would be needed to offset emissions from the BMW X6 sDrive40i.
The table below is a complete list of the 2 BMW X6 sDrive40i fuel efficiency specifications we have data for.
Click any vehicle link to see a more detailed breakdown of the car, miles per gallon, emissions, and more.
| Vehicle | Combined MPG | Fuel Cost |
|---|---|---|
| 2021 BMW X6 sDrive40i | 23 | $3,200 |
| 2020 BMW X6 sDrive40i | 23 | $3,200 |
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"BMW X6 sDrive40i MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/bmw/x6-sdrive40i.
"BMW X6 sDrive40i MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/bmw/x6-sdrive40i. Accessed January 3, 2026.
BMW X6 sDrive40i MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/bmw/x6-sdrive40i.