The Asus Zenfone 3 Ultra ZU680KL was announced in 2016, May. Released 2016, August With 6.8 inches, 127.5 cm2 (~72.8% screen-to-body ratio) IPS LCD, Powered by Qualcomm MSM8976 Snapdragon 652 (28 nm) and running Android 6.1 (Marshmallow), ZenUI 3, the device delivered smooth performance and multitasking capabilities. Its 23 MP, f/2.0, 1/2.6", 1.0µm, PDAF, Laser AF, 4-axis OIS rear camera captured crisp photos and 1080p@30fps video, while the Li-Ion 4600 mAh, non-removable ensured long-lasting usage.