Apple Watch Series 3 vs. Polar Loop 2 vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson vs. HTC re Grip

 
Watch Series 3
Loop 2
Grayson
Core
Grayson
re Grip
 AppleWatch Series 3Remove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$329$120$350$99$350$199
Release201720152018201620182020

Activity & Fitness

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

Battery

Duration18 hours8 days (without notifications)24 hoursNA24 hours5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a453 x 454NA453x454160 x 32
Size1.5 inches or 1.65 inchesn/a1.39 inchesNA1.39 inches1.8 inches
TouchNA
TypeAMOLEDLEDAMOLEDNAAMOLEDPMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM1 ATMNA1 ATMIP57

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aAndroid WearNAAndroid WearNA
Apps
Music

All Wearables