The Xiaomi Mi A1 is powered by a Octa-core 2.0 GHz Cortex-A53 CPU processor with 4 GB RAM. The device also has 64 GB internal storage + microSD (up to 128 GB (uses SIM 2 slot)) and a 5.5-inch LTPS IPS LCD capacitive touchscreen (1080 x 1920 pixels, 403 ppi) display. It supports Wifi, GPS, 3G and 4G LTE. It packs in a Non-removable Li-Ion 3080 mAh battery at 7.3mm device thickness and weight 165g, running on Android 7.1.2 (Nougat), planned upgrade to Android 8.0 (Oreo).