Fitbit Surge vs. ASUS ZenWatch 3 vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Fitbit Flex

 
Surge
ZenWatch 3
Cor
G-Shock GBA800
Flex
 FitbitSurgeRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$229$79.99$120$100
Release20162017201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days48 hours12 days2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 40080 x 160NA
Size1.26 inches1.39 inches1.23 inchesNA
TouchNA
TypeMonochrome LCDAMOLEDIPS LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NA
Apps
Music

All Wearables