Apple iPad Mini

Amazon starts selling 8.9-inch Kindle Fire HD

While Amazon is going larger with the Fire HD, Apple thought small when it unveiled the iPad Mini ($329). Google, meanwhile, has been broadening its Nexus portfolio of mobile devices, unveiling a line-up featuring 4.7- ($299), 7- ($199), and 10-inch ($399) displays.

Amazon announces upgraded Kindle Fire, attacks iPad with Kindle Fire HD

Bezos took the wraps off Amazon's iPad killer, the 8.9-inch Kindle Fire HD. The larger tablet features a high-resolution 1920x1200 display, in-plane switching (254 pixels per inch), dual speakers featuring Dolby Digital Plus.

Apple goes back to school with iPhone 5, iPad Mini

If the rumors come true (and these days the grapevine has been overwhelmingly accurate), Apple will be finally attempting to deliver a non-patent blow to Samsung.