Each tablet has many of the same functions. The Windows8 machine scrolls faster. It is an impressive machine that will eventually be comparable with a whole new base of Windows8 desktop computers.
So Apple has it work cutout. That is, if it plans to compete as a “real” computer. For most of us using the iPad more and more it is a real computer with a huge array of useful apps.
Here’s a video that compares the iPad and the Windows 8 tablet.