The Z1, an upcoming phone from Vivo's high-value sub-brand iQOO, is currently tipped as the MediaTek Dimensity 1000+ version of the Snapdragon 865-powered Neo3 from the same. Its launch date has now been officially revealed, alongside new teasers that show how this phone will look.
https://www.notebookcheck.net/The-iQOO-Z1-is-to-launch-in-May-2020-may-cost-less-than-the-also-premium-Neo3.464800.0.html