The Samsung Galaxy Watch 3 and the Galaxy Watch Active 2 gain new features, but only if you have a Samsung smartphone in some cases - NotebookCheck.net News
Samsung Galaxy Watch 4 review: The first take of a great future idea - CNET
Upgraded Health and Personalization Features Come to Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2 and Galaxy Watch3 – Samsung Global Newsroom
Galaxy Watch4 and Galaxy Watch4 Classic: Reshaping the Smartwatch Experience – Samsung Global Newsroom