Polar Loop 2 vs. Casio WSD-F20A vs. Jaybird Reign vs. Pebble Core vs. Fitbit Versa 2

 
Loop 2
WSD-F20A
Reign
Core
Versa 2
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowJaybirdReignRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$120$399$150$99$199
Release20152018201520162019

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day5 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NANA300 x 300
Sizen/a1.32 inchesNANA1.34 inches
TouchNANA
TypeLEDLCDLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMNANA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aWear OSNANABuild-in
Apps
Music

All Wearables