Polar Loop 2 vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Pebble Time 2 vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Loop 2
Liquid Leap
Grayson
Time 2
Grayson
Vivosmart 4
 PolarLoop 2Remove Buy NowAcerLiquid LeapRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$90$350$199$350$130
Release201520152018201620182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 to 7 days24 hours10 days24 hours7 days
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 454NA453x45448 x 128
Sizen/a1 inch1.39 inchesNA1.39 inches0.74 inches
Touch
TypeLEDOLEDAMOLEDe-paperAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIPX41 ATM3 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearPebble OSAndroid Wear
Apps
Music

All Wearables