Asus Zenfone 12 Ultra official Pictures. Asus Zenfone 12 Ultra is a Smartphone of asus. The Asus Zenfone 12 Ultra Android Smartphone. Not Announced Yet. Features 6.78″ Display, Snapdragon 8 Elite Chipset, 5500 MAh Battery, 512 GB Storage, 16 GB RAM, Corning Gorilla Glass Victus 2. Asus Zenfone 12 Ultra price starts.