Compare and buy smartwatches and fitness trackers
  Fitbit Charge HRNokia (Withings) GoPolar M400

Basic Info

Suggested Price $150$80$200
Release 201520162014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart $
VO2max (Oxygen)
Sleep
Steps
Swim

Battery

Duration 5 days8 months8 hours to 30 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution n/a
Size
Touch n/a
Type OLEDE-Ink

Functions

Audio Speaker Alerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 1 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating System n/an/an/a
Apps
Music

More Info & Buy

 
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