There are reports that the Nokia 6 (2018) receives an Oreo update on first boot. Sounds great until you realize that Oreo was released almost five months ago. It also just reeks of a ploy to avoid Treble implementation.
https://www.notebookcheck.net/Nokia-6-2018-gets-Android-Oreo-on-first-boot-and-that-may-just-be-a-diabolical-ploy-by-HMD.277256.0.html