Samsung galaxy s4 is very good phone.i works so good and property.it's looking nien.it's has good network capacity.
Samsung galaxy s6 released 2013 april.it's display is very good.2gb ram or 16/32 gb rom.it's work so fast.never be hang this phone.
4G network support.very good coloty internet speed and good internet browser.
This android phone use very easy.android v5.0.1( lollipop) .very nice version.it's works good any on can use this phone early.
It is a good phone in his cost.