Fitbit One vs. Huawei Watch 2 vs. Fitbit Versa vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
One
Watch 2
Versa
Grayson
Grayson
T-Rex
 FitbitOneRemove Buy NowHuaweiWatch 2Remove Buy NowFitbitVersaRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$100$350$199.99$350$350$140
Release201220172018201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days48 hours4 days24 hours24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480300 x300453 x 454453x454360 x 360
Sizen/a1.38 inches1.34 inches1.39 inches1.39 inches1.3 inches
Touch
TypeOLEDP-OLEDOLEDAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantIP685 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearAndroid WearBuild-in
Apps
Music

All Wearables