Polar Loop 2 vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Apple Watch Series 4 vs. Diesel On Full Guard 2.5 vs. Michael Kors Grayson

 
Loop 2
Grayson
Vivosmart HR Plus
Watch Series 4
On Full Guard 2.5
Grayson
 PolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleWatch Series 4Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$350$179$329$325$350
Release201520182017201820182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)24 hours5 daysNot Yet4 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454160 x 68384 x 480454x454453x454
Sizen/a1.39 inches0.5 inches x 0.8 inches1.78 inches1.39 inches1.39 inches
Touch
TypeLEDAMOLEDLCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM1 ATM5 ATMNot Yet3 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAWatch OS 5Wear OSAndroid Wear
Apps
Music

All Wearables