Polar Loop 2 vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Motorola Moto 360 (1st Gen) vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
Loop 2
Liquid Leap
Grayson
Moto 360 (1st Gen)
Watch Series 4
Grayson
 PolarLoop 2Remove Buy NowAcerLiquid LeapRemove Buy NowMichael KorsGraysonRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$90$350$150$329$350
Release201520152018201420182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 to 7 days24 hours1 dayNot Yet24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32453 x 454320 x 260384 x 480453x454
Sizen/a1 inch1.39 inches1.56 inches1.78 inches1.39 inches
Touch
TypeLEDOLEDAMOLEDLCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX41 ATMIP67Not Yet1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearAndroid WearWatch OS 5Android Wear
Apps
MusicNA

All Wearables