Like most activity trackers the Alta will cover the basics like step tracking, calories counting, distance covered and
auto sleep tracking.
Not exact matches
The SmartMotion base can
track sleep duration, REM
sleep, awake time, and light, while also
auto adjusting, providing responsive snoring relief and even a massage.
It'll automatically
track your heart rate, using PurePulse tech, and your
sleep and exercise (SmartTrack
Auto Exercise Recognition).
The Versa boasts Fitbit's staple feature set: PurePulse heart - rate
tracking, four - day battery life, smartphone notifications,
auto activity and
sleep tracking, waterproofing up to 50 meters, and on - screen workouts.
Great activity
auto - detection Slim, light, and well - made Excellent app and ecosystem Fantastic
sleep tracking
Other advantages that the Charge has over the Flex are as follows: a clock,
auto sleep detection, caller ID, and
tracking for floors climbed in a day.