Fitbit Flex 2 vs. Polar Loop 2 vs. Casio WSD-F20A vs. Polar Loop vs. Apple SE (2022)

 
Flex 2
Loop 2
WSD-F20A
Loop
SE (2022)
 FitbitFlex 2Remove Buy NowPolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowAppleSE (2022)Remove Buy Now

Basic Info

Suggested Price$100$120$399$100$249
Release20162015201820132022

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)1 day5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a368 x 448 pixels
Resolutionn/an/a320 x 320NA40mm
Sizen/an/a1.32 inchesNA
Touchn/aLTPO OLED Retina
TypeLEDLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter5 ATM
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM2 ATM

Notifications

Phone
EmailsWatchOS 8.1
Texts

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables