Xiaomi Redmi 9 Activ official Pictures. Xiaomi Redmi 9 Activ is a Smartphone of xiaomi. The Xiaomi Redmi 9 Activ Android Smartphone. Announced Sep 2021. Features 6.53″ Display, MediaTek Helio G35 Chipset, 5000 MAh Battery, 128 GB Storage, 6 GB RAM. Xiaomi Redmi 9 Activ price starts.