Garmin Vivoactive vs. Polar Loop 2 vs. Garmin Fenix 5X vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Amazfit T-Rex

 
Vivoactive
Loop 2
Fenix 5X
Grayson
Grayson
T-Rex
 GarminVivoactiveRemove Buy NowPolarLoop 2Remove Buy NowGarminFenix 5XRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$120$699$350$350$140
Release201520152017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days8 days (without notifications)Up to 12 days24 hours24 hours20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148n/a240 x240453 x 454453x454360 x 360
Size1.38 inchesn/a1.2 inches1.39 inches1.39 inches1.3 inches
Touch
TypeLCDLEDNAAMOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM10 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearAndroid WearBuild-in
Apps
Music

All Wearables