Fitbit Flex 2 vs. Huawei Talkband B2 vs. Polar M430 vs. Amazfit Cor vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Flex 2
Talkband B2
M430
Cor
Grayson
Grayson
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowPolarM430Remove Buy NowAmazfitCorRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$180$255$79.99$350$350
Release201620152017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3 days30 hours12 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88128x12880 x 160453 x 454453x454
Sizen/a0.73 inches1.4 inch1.23 inches1.39 inches1.39 inches
Touchn/a
TypeLEDPMOLEDLCDIPS LCDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP57WR305 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables