My friend is using the Sony xperia C4. The device have 5.50 - inch touchscreen display. And for storage space the phone support 16 GB internal storage , and that can expandable upto 128 GB via micro SD card. The device runs with 1.7 octa - core processor.
And for proper usage the phone including 2 GB RAM. Which is making good usage. 13 mega pixel back camera and 5 mega pixel front camera is included. The phone support android 5.0 version. 2600 Mah battery life is also good. The device is supported only one regular sim. And 4G network too.