Withings Activite Sapphire vs. Michael Kors Grayson vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
Activite Sapphire
Grayson
Flex
Forerunner 45
Grayson
 WithingsActivite SapphireRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$450$350$100$199$350
Release20142018201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months24 hours5 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA208 x 208453x454
Size1.3 inches1.39 inchesNA1.04 inches1.39 inches
TouchNA
TypeAnalogAMOLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables