Fitbit Flex 2 vs. Asus ZenWatch vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Amazfit GTS

 
Flex 2
ZenWatch
G-Shock GBA800
Flex
GTS
 FitbitFlex 2Remove Buy NowAsusZenWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$150$120$100$150
Release20162014201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA2 years5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NA348 x 442
Sizen/a1.63 inchesNA1.65 inches
Touchn/aNA
TypeLEDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP5520 ATM1 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearNAWear OS
Apps
Music

All Wearables