Nokia remains a very reliable brand when it comes to software updates, since HMD Global's Chief Product Office, Juho Sarvikas, has just confirmed that the Nokia 7 Plus will get the Android 9.0 Pie stable update in September. Most of the other Nokia handsets will get the update before the end of the year as well.
https://www.notebookcheck.net/The-Nokia-7-Plus-will-get-Android-9-0-Pie-stable-in-September.323994.0.html