While the color options are limited on the M Sport it is the only way to get the Performance Control feature on the X1 (with 80/20 rear bias on the xDrive, standard is 60/40).
http://www.bmw.com/com/en/newvehicle...e_control.html
Also, you get increased top-speed limiter (not sure if you'd ever need this on this type vehicle though).
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Past: E36 325i, E39 540i, F46 323i (AA tuned), E82 3.0NA, E84/F30 N20 BMS Stage 1, E70 X5 N55, F06 N55