Garmin Vivosmart HR vs. Fitbit Ionic vs. Fitbit Flex vs. Amazfit GTS vs. Garmin VivoActive 4

 
Vivosmart HR
Ionic
Flex
GTS
VivoActive 4
 GarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$170$299$100$150$349
Release20152017201320192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days5 days14 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68348x250NA348 x 442260 x 260
Size1.08 inches1.42NA1.65 inches1.3ionches
TouchNA
Typen/aOLEDLEDAMOLEDMIP

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 OSNAWear OSWear OS
Apps
Music

All Wearables