Before September ends it was noticed that the OnePlus 6 and 6T would receive Android 10 based on an earlier OxygenOs update. Both devices indeed in the form of OxygenOs 10.0 collect Android 10 into the three weeks od October.
Android 10 Beta Update is Rolling Out for OnePlus 6 and 6T
Here is a complete changelog according to the OnePlus website.
OnePlus 7 series comes earlier in the last month because the changelog is much more similar to the stable version of Android 10. Standard Android 10 has many features, such as enhanced privacy options, new navigation gestures, and Smart Replies. But aside from all the features, there are some OxygenOS-specific improvements such as Game Space and Smart Display. With the help of Game space, you can organise all your games in one place. It provides you approach to the options like Fnatic Mode and Graphic Optimization. Digital Wellbeing is also combined with it, which tells you how much time you spent on each game.
It also provides much more personalisation, including the lock screen, system, and three preset themes. You can adapt your favourite clock style, fingerprint animation, and wallpaper in lock screen customisation.
Here you can read more about the new OnePlus specific changes. It is only assembled for international, unlocked variants of the OnePlus 6 and 6T.