Polar Loop 2 vs. Huawei Watch 2 vs. Michael Kors Grayson vs. Fitbit Charge vs. Pebble Core vs. Michael Kors Grayson

 
Loop 2
Watch 2
Grayson
Charge
Core
Grayson
 PolarLoop 2Remove Buy NowHuaweiWatch 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$350$350$130$99$350
Release201520172018201420162018

Activity & Fitness

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

Battery

Duration8 days (without notifications)48 hours24 hours7-10 daysNA24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 480453 x 454NANA453x454
Sizen/a1.38 inches1.39 inchesNANA1.39 inches
TouchNANA
TypeLEDP-OLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP681 ATM1 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2Android WearNANAAndroid Wear
Apps
Music

All Wearables