Xiaomi Redmi 3S is best and cheap smatphone. It provides many features in less cost. Performance of the smatphone is perfect according to their cost. Ram is 2GB and the internal storage is 16GB which is sufficient. One of the most important thing is battery backup which is perfect. Battery is 4000 MAH. Battery is Non-removable. Graphic performance is also good. Sound performance is good. It is easy to use. Style and Design of the phone is perfect. Edges is slight curve at the ends. Camera is 13MP back and 5MP is front. Reliability is good. I like this smatphone because of his cost. Budgetable smartphone. Processor is good. No lagging problem in this phone but small heating issues very small. In smartphone games are playing perfect. Videos are seeing in HD quality. Perfect smartphone