Garmin Vivoactive HR vs. Fitbit Alta HR vs. Fitbit Flex vs. Michael Kors Access Runway vs. Amazfit T-Rex

 
Vivoactive HR
Alta HR
Flex
Access Runway
T-Rex
 GarminVivoactive HRRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowMichael KorsAccess RunwayRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$150$100$350$140
Release20162017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days7 days5 days1 day20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205128 x 36NA390 x 390360 x 360
Size1.38 inches1.4 inchesNA1.19 inches1.3 inches
TouchNA
Typen/aOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables