Withings Activite Sapphire vs. Fitbit Charge 2 vs. Withings Pulse Ox vs. Apple Watch vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Activite Sapphire
Charge 2
Pulse Ox
Watch
Grayson
Grayson
 WithingsActivite SapphireRemove Buy NowFitbitCharge 2Remove Buy NowWithingsPulse OxRemove Buy NowAppleWatchRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$450$150$120$349$350$350
Release201420162014201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days2 weeks18 hours24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolutionn/an/a128 x 32340 x 272 or 390 x 312453 x 454453x454
Size1.3 inchesn/an/a1.5 inches or 1.65 inches1.39 inches1.39 inches
Touchn/aSwipe
TypeAnalogOLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIPX71 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OSAndroid WearAndroid Wear
Apps
Music

All Wearables