Garmin Vivoactive HR vs. Fitbit Alta vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Amazfit T-Rex

 
Vivoactive HR
Alta
Ionic
Forerunner 935
T-Rex
 GarminVivoactive HRRemove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$130$299$500$140
Release20162016201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days4+ daysUp to 2 weeks20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/a348x250240 x 240360 x 360
Size1.38 inchesn/a1.421.2 inches1.3 inches
Touchn/a
Typen/aOLEDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a50m5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OSBuild-in
Apps
Music

All Wearables