Originally Posted by 宝马.e90
I don't really think those two really dilute their respective brands. For the most part, it's really just an appearance thing with a difference between the package and the actual model.
He mentioned MSport, that's why I pointed it out. M Sport is the same type of thing - strictly appearance. The point is, by using the S brand in the name of their appearance package, Audi does the same thing BMW does by using the M brand in the name of their appearance package.