XiaomiRedmi 3S Prime is a smaller, more budget friendly version of the Redmi Note 3. But more importantly this phone doesn’t compromise on battery life, just like its big brother. Like the bigger Redmi Note 3, Xiaomi is also launching the Redmi 3S in two versions in India: The cheaper version costs Rs 6, 999 and has 2GB RAM+ 16GB storage, while the Rs 8, 999 one is called the Redmi 3S Prime and comes with 3GB RAM, 32GB storage and a fingerprint sensor.