If you mindlessly root your Sony Xperia Z2 tablet you will loose the warranty and can brick the tablet too. However, there is a way on how to root the Sony Xperia Z2 tablet without loosing warranty.
The Mini Tablets are small tablets that are very portable, almost close to pocketable and pack almost same power as the big tablets. They are very capable and allow the user to have quick access to Internet, their multimedia and office documents. At this Mini Tablet site, you will find detailed specifications (specs) and links to reviews of all sorts of mini tablets released so far.