Samsung Galaxy s4 was the flagship of 2013 released by Samsung I also have one. It is a good phone at its time which is packed with good specs. Thiner body design makes this device looks good in hands. Its 1080p resolution screen makes this device a good phone. 13mp rear shooter capture great images and shoots great videos. With 2gb of ram and quad-core prossessor and latest version of android makes this device really ver snapy and fast. In terms of battery performance, it is average. With its 2600 mah battery this device roughly run 3/4 a day with average usage because of its huge specs.