Clear that the battery is thicker than the "small" original battery .... I now finally also about a whole day. The capacity of the battery is really great. Along with little thought for the apps / services in the background so that I can not now time to stay away for emergency overnight without me missing the charger. In addition, I have ordered a protective cover of battery-King, I at least wanted to have some protection. The matches for the armature power battery and the related back cover. Since I have fairly large hands, I'm with the thicker S4 actually even happier. Only that it is now the breast pocket by the higher weight is clearly unattractive pulls down. But that's what inside pockets in the jacket / jacket)