Samsung Gear S2 vs. Casio G-Shock GBA800 vs. Garmin Vivosmart 3 vs. Jawbone UP2 vs. Amazfit T-Rex

 
Gear S2
G-Shock GBA800
Vivosmart 3
UP2
T-Rex
 SamsungGear S2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivosmart 3Remove Buy NowJawboneUP2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$120$139.99$100$140
Release20152018201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days2 years5 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 36064 x 128NA360 x 360
Size1.2 inchesNANA1.3 inches
TouchNA
TypeSuper AMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6820 ATM5 ATMSplash resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenNABuild-in
Apps
Music

All Wearables