Xiaomi redmi 3S prime recently launches two phone one is xiaomi redmi 3s and the other one is xiaomi redmi 3s prime.
Xiaomi redmi 3s of ? 6999 with 2gb ram and 16gb rom , no fingerprint scaner.
Xiaomi redmi 3s is of ? 8999 with 3gb ram and 32gb rom, Fingerprint scaner is available
After all Xiaomi Redmi 3S Prime is better phone under ? 10000.