Over the years, Fitbit has established itself as a leader in health and fitness tracking, with devices that boast reliable heart rate sensors and compact, user-friendly designs. The Versa 4 is one of ...

At a glance, the Fitbit Versa 4 seems like an attractive update to the Versa 3. A beautiful, physical button replaces the awkward capacitive groove on a case that's both thinner and lighter.