New leaks from @upleaks suggest that the Xiaomi Redmi successor will be Redmi Note 2.
It will run on 2GB RAM and have a 8GB internal memory.
It is not known whether itbe without external memory slot as per Xiaomi policy.
It will run on Android 5.0 Lollipop based on Xiaomis home grown MIUI 6 software.
source: www.techworm.net