Polar M430 vs. Michael Kors Grayson vs. Polar Loop vs. Michael Kors Grayson vs. Garmin Vivosmart 4 vs. Apple SE

 
M430
Grayson
Loop
Grayson
Vivosmart 4
SE
 PolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowPolarLoopRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$255$350$100$350$130$279
Release201720182013201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours24 hours5 days24 hours7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128453 x 454NA453x45448 x 128384 x 480
Size1.4 inch1.39 inchesNA1.39 inches0.74 inches40mm
Touch
TypeLCDAMOLEDLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water ResistanceWR301 ATM2 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearNAAndroid WearWatchOS 5
Apps
Music

All Wearables