Huawei Watch vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Pebble Core vs. Amazfit T-Rex

 
Watch
Flex 2
WSD-F20A
Core
T-Rex
 HuaweiWatchRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$100$399$99$140
Release20152016201820162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Durationn/a5 days1 dayNA20 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution400 x 400n/a320 x 320NA360 x 360
Size1.4 inchesn/a1.32 inchesNA1.3 inches
Touchn/aNA
TypeAMOLEDLEDLCDNAAMOLED

Functions

Audio Speakern/a
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemAndroid Wearn/aWear OSNABuild-in
Apps
Musicn/a

All Wearables