Polar Loop 2 vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie vs. Fitbit Flex

 
Loop 2
Cor
G-Shock GBA800
Access Sofie
Flex
 PolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$120$79.99$120$395$100
Release20152018201820172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)12 days2 years1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160390 x 390 1.19 inchesNA
Sizen/a1.23 inchesNA
TouchAMOLDEDNA
TypeLEDIPS LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM20 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NA
Apps
Music

All Wearables