Casio WSD-F10 vs. Casio WSD-F20A vs. Samsung Gear 2 vs. Amazfit GTR

 
WSD-F10
WSD-F20A
Gear 2
GTR
 CasioWSD-F10Remove Buy NowCasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$500$399$300$199
Release2016201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygenn/a
Sleepn/a
StepsNA
Swimn/a

Battery

Durationn/a1 day2-3 days24 days
Rechargeable

Compatibility

Android
iOSn/a
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetoothn/a
Cellularn/a
GPS
NFCn/a
Wi-Fin/a

Display

Color
Resolutionn/a320 x 320320 x 320454 x 454
Sizen/a1.32 inches1.63 inches1.39 inches
Touchn/a
TypeLCDLCDSuper AMOLEDAMOLED

Functions

Audio Speakern/aBluetooth
Clock
Phonen/a
Vibration
Voicen/a

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWear OSTizen OSBuild-in
Appsn/a
Musicn/a

All Wearables