Polar Loop 2 vs. Amazfit Stratos vs. Casio WSD-F20A vs. LG Watch Urbane vs. Garmin Vivosmart 4

 
Loop 2
Stratos
WSD-F20A
Watch Urbane
Vivosmart 4
 PolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowLGWatch UrbaneRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$199$399$245$130
Release20152018201820152018

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days1 dayNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Color
Resolutionn/a320 x 300320 x 320320 x 32048 x 128
Sizen/a1.34 inches1.32 inches1.3 inches0.74 inches
Touch
TypeLEDOLEDLCDP-OLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSAndroid Wear
Apps
Music

All Wearables