Vivo IQOO Z7 (China) official Pictures. Vivo IQOO Z7 (China) is a Smartphone of vivo. The Vivo IQOO Z7 (China) Android Smartphone. Announced Mar 2023. Features 6.64″ Display, Snapdragon 782G Chipset, 5000 MAh Battery, 256 GB Storage, 12 GB RAM. Vivo IQOO Z7 (China) price starts.