Samsung Gear S vs. Polar M430 vs. Casio G-Shock GBA800 vs. Samsung Gear 2 vs. Amazfit GTR

 
Gear S
M430
G-Shock GBA800
Gear 2
GTR
 SamsungGear SRemove Buy NowPolarM430Remove Buy NowCasioG-Shock GBA800Remove Buy NowSamsungGear 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$250$255$120$300$199
Release20132017201820142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Durationn/a30 hours2 years2-3 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360128x128320 x 320454 x 454
Size2 inches1.4 inch1.63 inches1.39 inches
Touch
TypeSuper AMOLEDLCDSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67WR3020 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenTizen OSBuild-in
Apps
Music

All Wearables