I am using sony xperia m2 atmost 5-6 years. It is a 3g phone.Lets talk about it. 1 - worst rear camera, kachara camera 2- worst worst worst front camera maha kachara camera. 3-Worst sound. 4- worst sim support tray inside it 5- worst features.6-Worst mike and speakers during calls. 7- worst speed 8- No anti virus given by sony 9- worst internal memory 10- everything is worst worst worst.
But but two things is good mobile body is very strong and strong software which can not be easily hacked.