Fitbit Flex 2 vs. Asus ZenWatch vs. Casio G-Shock GBA800 vs. Jaybird Reign vs. Garmin Vivosmart 4

 
Flex 2
ZenWatch
G-Shock GBA800
Reign
Vivosmart 4
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowJaybirdReignRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$150$120$150$130
Release20162014201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA2 years5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NA48 x 128
Sizen/a1.63 inchesNA0.74 inches
Touchn/aNA
TypeLEDAMOLEDLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5520 ATMNA5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNA
Apps
Music

All Wearables