Say "hello" to the Oppo A7x... or is it "hello again"? This is a variation on the Oppo F9, which adds a new storage capacity and changes a few things. There's only one storage option - 128GB - which is strangely paired with only 4GB of RAM. We say "only" as the F9 gives you the option of 4GB or 6GB RAM, but its storage tops out at 64GB. Also, the 25MP camera of the F-phone has been swapped for a 16MP f/2.0 shooter. The 16+2MP rear camera remains unchanged, however. Unfortunately, the VOOC fast charging seems to have been disabled as well. Oppo A7x in Starry Purple and Twilight...
Source: https://www.gsmarena.com/oppo_a7x_quietly_unveiled__an_f9_f9_pro_version_with_bigger_storage-news-33198.php