Samsung Gear S3 vs. Samsung Gear Fit2 vs. Casio G-Shock GBA800 vs. Amazfit T-Rex

 
Gear S3
Gear Fit2
G-Shock GBA800
T-Rex
 SamsungGear S3Remove Buy NowSamsungGear Fit2Remove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$350$180$120$140
Release2016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration4 days3-4 days2 years20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360432 x 216360 x 360
Size1.3 inches1.5 inches1.3 inches
Touch
TypeFullcolor AODSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP6820 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenBuild-in
Apps
Music

All Wearables