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

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

Basic Info

Suggested Price$399$300$199
Release201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration1 day2-3 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320454 x 454
Size1.32 inches1.63 inches1.39 inches
Touch
TypeLCDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSBuild-in
Apps
Music

All Wearables