Fitbit Ionic vs. Amazfit Cor vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Garmin VivoActive 4

 
Ionic
Cor
Flex
Vivofit 4
VivoActive 4
 FitbitIonicRemove Buy NowAmazfitCorRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$299$79.99$100$79.95$349
Release20172018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days12 days5 days1 year8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x25080 x 160NA88 x 88260 x 260
Size1.421.23 inchesNANA1.3ionches
TouchNA
TypeOLEDIPS LCDLEDNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNAWear OS
Apps
Music

All Wearables