Apple today quietly pulled the comparisons of the iPhone 4's signal performance to rivals from its US antenna site. The company had just recently been adding comparisons of how grips hurt the connection, including the Droid X and N97 mini, but the new page now just leaves an overview of its wireless test labs. Some international pages, such as the Canadian site, still have the option to switch between this and the comparisons.... Apple - IPhone - Droid - Smartphone - Antenna