What Is the Smartphone Screen-size Sweet Spot? By Jason Bovberg In many ways, the smartphone market is still evolving. Although the industry, not too long ago, seemed to be settling on two OSs—Apple's revolutionary iOS and Google's open-source, copycat Android—consumers are beginning to realize that there are fascinating options beyond the typical iOS-like whack-a-mole interface that defined the touchscreen smartphone in its youth. Perhaps more dramatically, there's also the question of screen size. Early industry leader Apple seemed to focus the market on the 3.5in.-to-4in. display of its iPhone, but now—more than ever—screen size has become one of the leading questions that consumers face when considering a new smartphone, and now the relatively tiny-screened iPhone is seeming increasingly like an antique. What's the smartphone screen-size sweet spot? More»