Polar M600 vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Fitbit Charge 3 vs. Fitbit Flex

 
M600
Cor
G-Shock GBA800
Charge 3
Flex
 PolarM600Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$330$79.99$120$150$100
Release20162018201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days12 days2 years7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution240 x 24080 x 16066 x 18NA
Size1.3 inches1.23 inches.721 inchesNA
Touchn/aNA
TypeTFTIPS LCDOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM20 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNANA
Apps
Music

All Wearables