iQOO announced the iQOO Neo5 a few days ago, but it isn't done unveiling new phones this month since Chinese retailer JD.com has revealed the vivo sub-brand will launch the iQOO Z3 on March 25 in China. The listing on the Chinese retailer's website doesn't divulge anything about the iQOO Z3, but iQOO shared a poster a few days ago teasing a new 5G smartphone, and the same image is included in the JD.com listing, which confirms the Z3 will support next-gen networks. That's hardly a surprise, though, since the Z1 also came with 5G connectivity. There's no word from iQOO about the Z3...
Source: https://www.gsmarena.com/iqoo_z3_5g_launch_date-news-48300.php
