Fitbit Flex 2 vs. Amazfit Arc vs. Garmin 645 Music vs. Michael Kors Grayson vs. Jawbone UP Move vs. Michael Kors Grayson

 
Flex 2
Arc
645 Music
Grayson
UP Move
Grayson
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowJawboneUP MoveRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$69.99$450$350$50$350
Release201620162018201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days7 days24 hours6 months24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a72 x40240 x 240453 x 454NA453x454
Sizen/a0.42 inches1.2 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeLEDOLEDMIPAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM1 ATMSplash Resistant1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables