So with hardware accelerated 3D graphics, an integrated database API, tightly integrated performance monitoring tools, and a highly specialized version of the Cocoa framework tweaked just for the iPhone and rechristened as Cocoa Touch, the iPhone's just-announced SDK sounds like a winner. But how does it compare to its well-entrenched competitors from Microsoft, Nokia, and the iPhone community itself? Let's have a look.

http://www.engadget.com/2008/03/06/i...parison-chart/