Polar Loop 2 vs. Garmin Fenix 5s vs. Acer Liquid Leap vs. Michael Kors Grayson vs. Fitbit Flex vs. Michael Kors Grayson

 
Loop 2
Fenix 5s
Liquid Leap
Grayson
Flex
Grayson
 PolarLoop 2Remove Buy NowGarminFenix 5sRemove Buy NowAcerLiquid LeapRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$599.99$90$350$100$350
Release201520172015201820132018

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 9 days5 to 7 days24 hours5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a218x 218128 x 32453 x 454NA453x454
Sizen/a1.1 inches1 inch1.39 inchesNA1.39 inches
TouchNA
TypeLEDnaOLEDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM10ATMIPX41 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables