I bought because my old Galaxy Ace was too slow and did not have enough internal memory mirndas Galaxy S Advance. Have the S Advance for nine months and I am fully satisfied. The phone fits comfortably in your hand, has a really great display and otherwise also everything you need. The operation is android typical simple. In brief nor the software update should come to 4.1 Jellybean Android. (Officially confirmed) This makes the S Advance is a real sharp smartphone. The battery lasts for normal daily operations a day so at night always to the power outlet, but yes what is normal for all smartphones. If economical use one creates but also good times 2-3 days. So who is looking for a smartphone with good performance, good display and sufficient internal memory, which takes place in the Samsung Galaxy S Advance exactly what he is looking for. And with Android 4.1 smartphone will then become a real insider tip.