Samsung Gear S2 vs. Samsung Gear S3 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Amazfit GTR

 
Gear S2
Gear S3
Stratos
G-Shock GBA800
GTR
 SamsungGear S2Remove Buy NowSamsungGear S3Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$300$350$199$120$199
Release20152016201820182019

Activity & Fitness

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

Battery

Duration2-3 days4 days5 days2 years24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/an/a
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360360 x 360320 x 300454 x 454
Size1.2 inches1.3 inches1.34 inches1.39 inches
Touch
TypeSuper AMOLEDFullcolor AODOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IP685 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizenProprietaryBuild-in
Apps
Music

All Wearables