Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson vs. Fitbit Inspire HR vs. Amazfit T-Rex vs. Apple SE

 
Grayson
Alta HR
Grayson
Inspire HR
T-Rex
SE
 Michael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$350$150$350$99$140$279
Release201820172018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration24 hours7 days24 hours5 days20 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution453 x 454128 x 36453x454139 x 60360 x 360384 x 480
Size1.39 inches1.4 inches1.39 inches1.4 inches1.3 inches40mm
Touch
TypeAMOLEDOLEDAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance1 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearFitbit OSBuild-inWatchOS 5
Apps
Music

All Wearables