But for some tasks, a tablet is still preferred over a smartphone, even one that happens to unfold into a larger screen. It's possible that the form factor can replace a tablet someday ...

On the other end is the Apple iPad Pro - a gigantic tablet that Tim Cook says can replace your laptop ... which is a big-screen tablet that runs a full version of Windows 10.

It comes with a 10 or 12-inch screen, keyboard cover ... there's no such thing as a tablet that can replace your laptop. Unlike the soon-to-be-released Surface Pro, the Galaxy Book comes with ...