Garmin Vivoactive HR vs. Casio G-Shock GBA800 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
Vivoactive HR
G-Shock GBA800
Vivosmart 4
T-Rex
 GarminVivoactive HRRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$120$130$140
Release2016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days2 years7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 20548 x 128360 x 360
Size1.38 inches0.74 inches1.3 inches
Touch
Typen/aOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuild-in
Apps
Music

All Wearables