Fitbit Flex 2 vs. Sony SmartBand Talk vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Flex 2
SmartBand Talk
Grayson
Charge 3
Grayson
 FitbitFlex 2Remove Buy NowSonySmartBand TalkRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$170$350$150$350
Release20162014201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a296 x 128453 x 45466 x 18453x454
Sizen/a1.4 inches1.39 inches.721 inches1.39 inches
Touchn/a
TypeLEDE InkAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP681 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearNAAndroid Wear
Apps
Music

All Wearables