While buying anything from samsung you can be sure of tthe quality of the product and the customer service provided. So there is nothing toworry about the brand as of samsung has build a very good image of it .The tips of buying samsung tablets are-
Go for best feature provided like ram and rom
Dont judge any of the tablet just by the display of it and also look at the battery .As battery needs to be big one as to run a big screen for a day. And also the ram needs to be more to coperate in smooth performance of it .Dont go for a tablet offering 512mb ram and a big display .Go with 2 gigs of ram to insure the performane of the tablet.
Check for the sound quality of the tablet as some of them have megre sound which is not audioble if you are dependent on alarms.
The os is also a thing to be considered .Dont go for the tablets invented far before and are sold now as it will make you regret your puchase.
Go with 4g tablets do not just choose a 3g tablet as to be at the latest platform of technology.
The budget of buying a samsung tablet needs to be about 20k or more to get best of them . Do not trust any tablet that is very low in price as off samsung we need to pay a lot of money to get good features .