Fitbit Surge vs. Fitbit Charge 2 vs. Amazfit Cor vs. Casio G-Shock GBA800 vs. Fitbit Flex

 
Surge
Charge 2
Cor
G-Shock GBA800
Flex
 FitbitSurgeRemove Buy NowFitbitCharge 2Remove Buy NowAmazfitCorRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$150$79.99$120$100
Release20162016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days12 days2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a80 x 160NA
Size1.26 inchesn/a1.23 inchesNA
Touchn/aNA
TypeMonochrome LCDOLEDIPS LCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM20 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables