Xiaomi Poco X3 GT official Pictures. Xiaomi Poco X3 GT is a Smartphone of xiaomi. The Xiaomi Poco X3 GT Android Smartphone. Announced Jul 2021. Features 6.6″ Display, MediaTek MT6891Z Dimensity 1100 5G Chipset, 5000 MAh Battery, 256 GB Storage, 8 GB RAM, Corning Gorilla Glass Victus. Xiaomi Poco X3 GT price starts.