Polar Loop 2 vs. Polar M430 vs. Casio WSD-F20A vs. Amazfit Verge

 
Loop 2
M430
WSD-F20A
Verge
 PolarLoop 2Remove Buy NowPolarM430Remove Buy NowCasioWSD-F20ARemove Buy NowAmazfitVergeRemove Buy Now

Basic Info

Suggested Price$120$255$399$160
Release2015201720182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)30 hours1 day5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128320 x 320454x454
Sizen/a1.4 inch1.32 inches1.39 inches
Touch
TypeLEDLCDLCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMWR305 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAMAZFIT OS
Apps
Music

All Wearables