Fitbit Flex 2 vs. Fitbit One vs. Casio G-Shock GBA800 vs. Jaybird Reign vs. Apple Watch 8

 
Flex 2
One
G-Shock GBA800
Reign
Watch 8
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$100$120$150$499
Release20162012201820152022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days2 years5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA340 x 272 or 390 x 312
Sizen/an/aNA1.5 inches or 1.65 inches
Touchn/aNA
TypeLEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant20 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWatchOS 9
Apps
Music

All Wearables