Tecno Camon C9 and Infinix Hot S X521 are two good 2016 mobile brands from top smartphones producer for West Africa. Comparing these two great brands calls for both hardware performance and software rating. The below information are gathered from user experience and device specifications.
Also, they share 16GB internal memory for both file storage, system app and third party apps. This is also expandable up to 128GB through SD cards (Memory cards). There is no difference between the duos in terms of performance unless there are underneath attributes.