ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Withings Pulse Ox vs. Asus ZenWatch vs. Fitbit Charge

 
ZenWatch 2
Activite Sapphire
Pulse Ox
ZenWatch
Charge
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowWithingsPulse OxRemove Buy NowAsusZenWatchRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$150$450$120$150$130
Release20162014201420142014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 months2 weeksNA7-10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/aNANA
Macn/an/an/aNA
Windowsn/an/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolution320 x 320n/a128 x 32320 x 320NA
Size1.63 inches or 1.45 inch1.3 inchesn/a1.63 inchesNA
TouchSwipeNA
TypeAMOLEDAnalogOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP551 ATM

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid Wearn/an/aAndroid WearNA
Apps
Music

All Wearables