Huawei Watch vs. Fitbit Charge 2 vs. Casio WSD-F20A vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Watch
Charge 2
WSD-F20A
Grayson
Grayson
T-Rex
 HuaweiWatchRemove Buy NowFitbitCharge 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$349$150$399$350$350$140
Release201520162018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days1 day24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400n/a320 x 320453 x 454453x454360 x 360
Size1.4 inchesn/a1.32 inches1.39 inches1.39 inches1.3 inches
Touchn/a
TypeAMOLEDOLEDLCDAMOLEDAMOLEDAMOLED

Functions

Audio Speakern/a
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aWear OSAndroid WearAndroid WearBuild-in
Apps
Musicn/a

All Wearables