I brought LAVA X50 for my younger brother; it's a wonderful smartphone with aRAM of 2GB and internal memory of 8GB ( extendible to32 GB) , rear camera of 8MP ( supports full HD videos) and front camera of 5MP with flash and the quality is superb.
Lava x50 is came with a great sensor, lava X50 never got hang, its big screen give a fully enjoy when you play games or movies,
Lava X50 is a fully money recovery mobile you can go for it without any doubt.