I foresee a comparison coming up for the is350 awd vs ATS awd vs 335i xdrive. The 335i will come third for the same reasons as the 335i rwd
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EBII 2014 335i xDrive
335HP, Sport AT, 19" Wheels, MPE, Prem, Tech, Cold, HK, Driver Assist & DH pkgs
Deep Sea Blue Metallic 2013 X5 35d Sport
Prem, Convenience, Cold and Premium Sound packages