Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Fitbit Charge 3 vs. Jaybird Reign

 
Flex 2
G-Shock GBA800
Alta HR
Charge 3
Reign
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$120$150$150$150
Release20162018201720182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 3666 x 18NA
Sizen/a1.4 inches.721 inchesNA
Touchn/aNA
TypeLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables