The Samsung Galaxy Watch Active2 drops the physical rotating bezel in favor of a digital one. The revamped OneUI now uses a virtual bezel on the Super AMOLED display, a design that maximizes the screen real estate on your wrist. For comparison, the 44mm version has a larger screen than the 46mm Galaxy Watch. The Watch Active2 comes in two sizes - 40mm and 44mm - and two styles. You can have a casual version with a lightweight aluminum body and an FKM wrist strap or a premium stainless steel watch body with a leather strap. In both cases you can swap the strap with any standard 20mm...
Source: https://www.gsmarena.com/samsung_galaxy_watch_active2_goes_official_with_digital_bezel_ecg_sensor-news-38510.php