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
Galaxy Watch 3 & Galaxy Watch Active 2: How To Measure Blood Pressure
Upgraded Health and Personalization Features Come to Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2 and Galaxy Watch3 – Samsung Global Newsroom
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Samsung Galaxy Watch 3 vs Galaxy Watch Active 2 vs Apple Watch Series 5: design, specs and features comparison - PhoneArena