Polar Loop 2 vs. Casio WSD-F20A vs. Garmin Vivofit 4 vs. Jaybird Reign vs. Skagen Falster 3

 
Loop 2
WSD-F20A
Vivofit 4
Reign
Falster 3
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivofit 4Remove Buy NowJaybirdReignRemove Buy NowSkagenFalster 3Remove Buy Now

Basic Info

Suggested Price$120$399$79.95$150$295
Release20152018201820152020

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day1 year5 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 32088 x 88NA416 x 416
Sizen/a1.32 inchesNANA1.28 inches
TouchNA
TypeLEDLCDNALEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATMNA3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWear OS
Apps
Music

All Wearables