The second-generation Vivo Nex was received with a distinct amount of interest, particularly due to the way in which its dual-screen design addressed the need to use its single compound camera module for selfies. Now, a new TENAA page for the OEM suggests that a version of the phone with the mid-tier Snapdragon 710 processor is on the way.
https://www.notebookcheck.net/A-mid-range-version-of-the-Vivo-Nex-Dual-Display-may-be-available-soon.388181.0.html