Garmin Vivosmart HR vs. Polar Loop 2 vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson vs. HTC re Grip

 
Vivosmart HR
Loop 2
Grayson
Watch Series 4
Grayson
re Grip
 GarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$170$120$350$329$350$199
Release201520152018201820182020

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)24 hoursNot Yet24 hours5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68n/a453 x 454384 x 480453x454160 x 32
Size1.08 inchesn/a1.39 inches1.78 inches1.39 inches1.8 inches
Touch
Typen/aLEDAMOLEDMicroLEDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATMNot Yet1 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearWatch OS 5Android WearNA
Apps
Music

All Wearables