The Amazfit Active 2 has a slick look and a top-tier, up to 10-day battery life. Zepp OS is serviceable, but it syncs nearly flawlessly with Google Fit, Apple Health, and other popular fitness apps.
The Mi Fit app was integral to Xiaomi’s fitness tracker experience. The app has since morphed into Zepp Life and now supports more devices, boasts a sleek UI, and a surprisingly rich experience. If ...