Found a couple of reviews specific to the 328xi...
Sleek 328xi Coupe Does BMW Proud
March 24, 2007 Hartford Courant
2007 BMW 328xi Mini-Review
Daily Technobabble
2007 BMW 328xi Sedan
CNet- Mar 27, 2007
(yes I know this last one has already been posted
here, but I'm putting it here for completeness...
Enjoy!
Mike