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BMW 3-Series MPG

 

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Model Year Body/Powertrain MPG  
2021 2021 4dr Sedan turbocharged 255hp 2.0L I4 8-sp shiftable automatic AWD 34
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With the turbocharged 255hp 2.0L I4 engine, 8-speed shiftable automatic transmission, and all-wheel drive, the 2021 BMW 3-Series has been averaging 34 MPG (miles per gallon).

The 2021 BMW 3-Series in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 99 percent of the miles driven). The rest of the miles were in the suburbs (0 percent), in the city (0 percent), and in heavy traffic (0 percent).

In addition, the average 2021 BMW 3-Series in this analysis was driven on flat terrain with a medium foot and the AC on most or all of the time.

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2021 BMW 3-Series Gas Mileage (MPG)

Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the BMW 3-Series's real-world MPG based on how and where you drive a car.