Huawei Watch vs. Fitbit Charge 2 vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Amazfit T-Rex

 
Watch
Charge 2
G-Shock GBA800
Flex
T-Rex
 HuaweiWatchRemove Buy NowFitbitCharge 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$150$120$100$140
Release20152016201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days2 years5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/aNA360 x 360
Size1.4 inchesn/aNA1.3 inches
Touchn/aNA
TypeAMOLEDOLEDLEDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a20 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNABuild-in
Apps
Musicn/a

All Wearables