There are two versions of the PIPO X9S with different memory combination for the customers to choose, including the 4GB 64GB and the 3GB 32GB memory combination. Many people bring the X9S to make a compare with the PIPO X8 Pro, and which is better? In my opinion, both of them are excellent with their own characters and it is hard to say which is better. People to choose the version need to consider his own needs and requests. The detail information you can look at here: