Huawei Talkband B2 vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Amazfit Verge vs. Michael Kors Grayson

 
Talkband B2
WSD-F20A
Grayson
Charge 3
Verge
Grayson
 HuaweiTalkband B2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowAmazfitVergeRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$180$399$350$150$160$350
Release201520182018201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration3 days1 day24 hours7 days5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution128 x 88320 x 320453 x 45466 x 18454x454453x454
Size0.73 inches1.32 inches1.39 inches.721 inches1.39 inches1.39 inches
Touch
TypePMOLEDLCDAMOLEDOLEDOMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP575 ATM1 ATM5 ATMIP681 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid WearNAAMAZFIT OSAndroid Wear
Apps
Music

All Wearables