Samsung Gear S2 vs. Casio WSD-F20A vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Apple Watch 7

 
Gear S2
WSD-F20A
Loop
Access Sofie HR
Watch 7
 SamsungGear S2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$399$100$395$429
Release20152018201320192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days1 day5 days2 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 320NA390 x 390396 x 484
Size1.2 inches1.32 inchesNA1.19 inches1.9 inches
Touch
TypeSuper AMOLEDLCDLEDOMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM2 ATM0.3 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenWear OSNAWear OSWatchOS 8
Apps
Music

All Wearables