http://www.techradar.com/news/wearables/google-android-wear-what-you-need-to-know-1235025

Update: Android Oreo has come to Android Wear and brought a few new features with it. You'll find information on that below, along with in-depth details about all the core Android Wear 2.0 features.

Android Wear 2.0 is the biggest update to come to Google's smartwatch operating system yet and it gives its main competitor, the watchOS-running Apple Watch 3, a real run for its money.