Sim tablets are now available in Pakistan on cheap price. If we compare the tablet with mobile phone tablets are far better choice however we were missing calling feature in it as the competition and demand of tablet increases the manufactures are attempting to facilitate the end user by giving 3G calling options in it.Many Brands introduced their 3G Tablets like Google Nexus 3G Tablets,Samsung 3G Tablets,Xtouch 3G Tablets. Now many tablets are coming with 3G Support tablets no problem wherever you breathing and where you're no need to go and pick your mobile phone to attend the call simply swap your finger on the tablets screen to Receive the call during your operating and luxuriate in the incoming and outgoing call options in tablets this give additional edge to tablets as compare to mobile phone.