Fitbit Surge vs. LG Watch Sport vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Surge
Watch Sport
Grayson
Alta HR
Grayson
T-Rex
 FitbitSurgeRemove Buy NowLGWatch SportRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$349$350$150$350$140
Release201620162018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days1.45 days24 hours7 days24 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 454128 x 36453x454360 x 360
Size1.26 inches1.38 inches1.39 inches1.4 inches1.39 inches1.3 inches
Touch
TypeMonochrome LCDP-OLEDAMOLEDOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP681 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables