Fitbit Flex 2 vs. Amazfit Stratos vs. Michael Kors Grayson vs. Jawbone UP24 vs. Polar Loop vs. Michael Kors Grayson

 
Flex 2
Stratos
Grayson
UP24
Loop
Grayson
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP24Remove Buy NowPolarLoopRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$199$350$130$100$350
Release201620182018201320132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours14 days5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300453 x 454NANA453x454
Sizen/a1.34 inches1.39 inchesNANA1.39 inches
Touchn/aNA
TypeLEDOLEDAMOLEDNALEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMSplash Resistant2 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid WearNANAAndroid Wear
Apps
Music

All Wearables