Yes, xi>i for wet/snowy/icy roads. Otherwise, no.
Note the advantage is only for forward movement only, when it comes time to stop, the xi may be worse due to the extra 150-200 lbs hardware.
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2006 330i | TiAg | Black | Al | 6MT | Sports Package | Logic 7 retired
2008 335i | AW | Black | Al | 6MT | Sports Package | Logic 7 retired
2013 328xi | Red | Gray | Al | 8AT | Sports Line | Premium | Executive | Heat Pkg retired
2017 340i xDrive | Estoril | Black | Al | 8AT | M Package
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