Amazon.com: SAMSUNG Galaxy Watch 4 40mm Smart Watch Bluetooth - Black (US Version) Wireless Charger Fast Charge Pad Duo (2021),Black : Electronics
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
Upgraded Health and Personalization Features Come to Galaxy Watch, Galaxy Watch Active, Galaxy Watch Active2 and Galaxy Watch3 – Samsung Global Newsroom
Amazon.com: Samsung Galaxy Watch 4 44mm Smart Watch LTE - Green (US Version) with SAMSUNG Wireless Charger Fast Charge Pad Duo (2021),Black : Electronics