Casio WSD-F20A vs. Samsung Gear 2 vs. Polar Loop vs. Michael Kors Access Sofie HR vs. Amazfit GTS

 
WSD-F20A
Gear 2
Loop
Access Sofie HR
GTS
 CasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy NowPolarLoopRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$399$300$100$395$150
Release20182014201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration1 day2-3 days5 days2 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320NA390 x 390348 x 442
Size1.32 inches1.63 inchesNA1.19 inches1.65 inches
Touch
TypeLCDSuper AMOLEDLEDOMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP672 ATM0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSNAWear OSWear OS
Apps
Music

All Wearables