The Apple Watch, Huawei Watch GT and Galaxy Watch lines helped their respective OEMs maintain their leading positions in the smartwatch space in 2020. This was a year in which the market showed relatively little growth, although its premium segment enjoyed a "significant" uptick.
https://www.notebookcheck.net/Apple-Huawei-and-Samsung-retain-their-top-rankings-in-the-smartwatch-market-for-2020.526390.0.html