Garmin Vivoactive HR vs. Fitbit Ionic vs. Fitbit Charge HR vs. Amazfit T-Rex vs. Garmin VivoActive 4

 
Vivoactive HR
Ionic
Charge HR
T-Rex
VivoActive 4
 GarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowFitbitCharge HRRemove Buy NowAmazfitT-RexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$299$150$140$349
Release20162017201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days4+ days5 days20 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205348x250NA360 x 360260 x 260
Size1.38 inches1.42NA1.3 inches1.3ionches
TouchNA
Typen/aOLEDOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNABuild-inWear OS
Apps
Music

All Wearables