Huawei Talkband B2 vs. Amazfit Cor vs. Michael Kors Grayson vs. Fitbit Charge vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Talkband B2
Cor
Grayson
Charge
Charge 3
Grayson
 HuaweiTalkband B2Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$180$79.99$350$130$150$350
Release201520182018201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days12 days24 hours7-10 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128 x 8880 x 160453 x 454NA66 x 18453x454
Size0.73 inches1.23 inches1.39 inchesNA.721 inches1.39 inches
TouchNA
TypePMOLEDIPS LCDAMOLEDOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575 ATM1 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables