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

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

Basic Info

Suggested Price$250$130$120$130$140
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 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 205n/a48 x 128360 x 360
Size1.38 inchesn/a0.74 inches1.3 inches
Touchn/a
Typen/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a20 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aBuild-in
Apps
Music

All Wearables