3 months? I think your math is a bit off.
http://en.wikipedia.org/wiki/IPhone_(original) - June, 2007 vs http://en.wikipedia.org/wiki/Samsung_i7500 - June, 2009
http://en.wikipedia.org/wiki/IPhone_(original) - June, 2007 vs http://en.wikipedia.org/wiki/Samsung_i7500 - June, 2009