Polar Loop 2 vs. Casio WSD-F20A vs. Misfit Shine vs. Amazfit GTR

 
Loop 2
WSD-F20A
Shine
GTR
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowMisfitShineRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$399$70$199
Release2015201820132019

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day6 months24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a320 x 320NA454 x 454
Sizen/a1.32 inchesNA1.39 inches
TouchNA
TypeLEDLCDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNABuild-in
Apps
Music

All Wearables