Garmin Forerunner 735XT vs. Garmin Vivoactive HR vs. Fitbit Ionic vs. Fitbit Charge HR vs. Amazfit T-Rex

 
Forerunner 735XT
Vivoactive HR
Ionic
Charge HR
T-Rex
 GarminForerunner 735XTRemove Buy NowGarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowFitbitCharge HRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$450$250$299$150$140
Release20162016201720152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days13 hours to 8 days4+ days5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180148 x 205348x250NA360 x 360
Size1.23 inches1.38 inches1.42NA1.3 inches
Touchn/aNA
Typen/an/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSNABuild-in
Apps
Music

All Wearables