Fitbit Flex 2 vs. Fitbit One vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Jaybird Reign

 
Flex 2
One
Stratos
G-Shock GBA800
Reign
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$100$100$199$120$150
Release20162012201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days5 days2 years5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 300NA
Sizen/an/a1.34 inchesNA
Touchn/aNA
TypeLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5 ATM20 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryNA
Apps
Music

All Wearables