Garmin Vivoactive HR vs. Fitbit Ionic vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Amazfit GTS

 
Vivoactive HR
Ionic
Flex
Vivofit 4
GTS
 GarminVivoactive HRRemove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$250$299$100$79.95$150
Release20162017201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days4+ days5 days1 year14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205348x250NA88 x 88348 x 442
Size1.38 inches1.42NANA1.65 inches
TouchNA
Typen/aOLEDLEDNAAMOLED

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 OS
Apps
Music

All Wearables