Withings Activite Sapphire vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Activite Sapphire
Flex 2
Stratos
Grayson
Grayson
 WithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$450$100$199$350$350
Release20142016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days5 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300453 x 454453x454
Size1.3 inchesn/a1.34 inches1.39 inches1.39 inches
Touchn/a
TypeAnalogLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryAndroid WearAndroid Wear
Apps
Music

All Wearables