The base X4 xDrive30i is plenty energetic with its 248-hp 2.
There are also some changes to the various option packages.
This model provides just 19 cubic feet of cargo capacity with all seats in place and 51 cubic feet with the rear seats lowered.
Powertrain is the key difference between the four.
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Detailed rating breakdowns including performance, comfort, value, interior, exterior design, build quality, and reliability are available as well to provide shoppers with a comprehensive understanding of why customers like the 2021 X4 M.