We've been hearing about the vivo NEX 3 5G for quite some time, and now we know when the rumors will end and the official unveiling will take place. It is scheduled for September 16 in Shanghai, China and that's when we'll see how much the new flagship will cost and how much more expensive will be its 5G variant. While we don't know where the NEX 3 will position on the market, we know pretty much everything else. The phone appeared earlier today on TENAA with Snapdragon 855 Plus chipset, 8 or 12 GB RAM, up to 512 GB storage (though the microSD slot is missing) and three...