Polar M600 vs. Withings Activite Sapphire vs. Withings Activite Steel vs. Asus ZenWatch vs. Fitbit Charge 3

 
M600
Activite Sapphire
Activite Steel
ZenWatch
Charge 3
 PolarM600Remove Buy NowWithingsActivite SapphireRemove Buy NowWithingsActivite SteelRemove Buy NowAsusZenWatchRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$330$450$170$150$150
Release20162014201520142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 months8 monthsNA7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/aNA
Macn/an/aNA
Windowsn/an/aNANot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution240 x 240n/an/a320 x 32066 x 18
Size1.3 inches1.3 inches1.3 inches1.63 inches.721 inches
Touchn/a
TypeTFTAnalogAnalogAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM5 ATMIP555 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/an/aAndroid WearNA
Apps
Music

All Wearables