Depends on finance.
If you've enough money, you can buy a top-end device such as Galaxy S3, S4, Note II, Note III... Xperia Z, ZL, ZR,...
If you've less money, you can buy a device with lower price such as Xperia U, J, P,... Galaxy S3 mini, S4 mini, SII...
Also, I think we shouldn't buy a...