Amazfit Stratos vs. Michael Kors Grayson vs. Garmin Vivofit 4 vs. Michael Kors Grayson vs. Amazfit T-Rex vs. Fitbit Inspire 3

 
Stratos
Grayson
Vivofit 4
Grayson
T-Rex
Inspire 3
 AmazfitStratosRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivofit 4Remove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$199$350$79.95$350$140$100
Release201820182018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours1 year24 hours20 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300453 x 45488 x 88453x454360 x 36032x18
Size1.34 inches1.39 inchesNA1.39 inches1.3 inches46 inches
Touch
TypeOLEDAMOLEDNAAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables