Fitbit Ionic vs. Amazfit Cor vs. Fitbit Versa vs. Fitbit Flex vs. Apple Watch Series 4

 
Ionic
Cor
Versa
Flex
Watch Series 4
 FitbitIonicRemove Buy NowAmazfitCorRemove Buy NowFitbitVersaRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$299$79.99$199.99$100$329
Release20172018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days12 days4 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x25080 x 160300 x300NA384 x 480
Size1.421.23 inches1.34 inchesNA1.78 inches
TouchNA
TypeOLEDIPS LCDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM5 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSNAWatch OS 5
Apps
Music

All Wearables