Polar Loop 2 vs. Casio WSD-F20A vs. Michael Kors Access Sofie vs. Polar Loop vs. Apple SE

 
Loop 2
WSD-F20A
Access Sofie
Loop
SE
 PolarLoop 2Remove Buy NowCasioWSD-F20ARemove Buy NowMichael KorsAccess SofieRemove Buy NowPolarLoopRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$399$395$100$279
Release20152018201720132020

Activity & Fitness

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

Battery

Duration8 days (without notifications)1 day1 day5 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320390 x 390 1.19 inchesNA384 x 480
Sizen/a1.32 inchesNA40mm
TouchAMOLDED
TypeLEDLCDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance2 ATM5 ATM1 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSAndroid Wear 2.0NAWatchOS 5
Apps
Music

All Wearables