The Garmin vivoactive 3 is an activity tracker and smartwatch combined into an all-around sleek-looking device. Its stylish design includes a sunlight-readable color touchscreen and a built-in Elevate heart rate monitor. In terms of functionality, the vivoactive 3 features built-in sports apps that provide GPS- and GLONASS-enabled running, biking, and golf data tracking—to name just a few. Advanced activity metrics, such as VO2 max estimates, heart rate variability (HRV) data, and fitness age, are also available.