Activity Tracking: Steps, heart rate, activity score, sleep, body composition, calories tracking, readiness score, temperature, movement
Notifications: Alerts for calls and messages (with a paired device)
Water resistant: Yes

Activity Tracking: Steps, heart rate, active minutes, workout modes, sleep and calories, GPS, stress, skin temperature
Music Control: Manage music playback.
Notifications: Displays notifications from your phone.
Water resistant: Yes