Hi, looking to change my car tyres..

Between below, which is recommended for comfort and good price?
Goodyear F1 Asy
Goodyear F1 Asy 2
Michelin XM2
Michelin PS3

What is the diff between between Asy and Asy 2? Like XM1 and XM2? But XM1 alreayd not selling since XM2 come about

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Added on November 17, 2012, 11:27 amBtw, size I need is 215/45/17... this is my ori size..should i change to 215/50/17 for more comfort?

This post has been edited by Chester: Nov 17 2012, 11:27 AM

Thanks! seems like its either the F1 or PS3..