Fitbit Ionic vs. Amazfit Cor vs. Apple Watch Series 4 vs. Garmin Forerunner 45 vs. Fitbit Inspire 3

 
Ionic
Cor
Watch Series 4
Forerunner 45
Inspire 3
 FitbitIonicRemove Buy NowAmazfitCorRemove Buy NowAppleWatch Series 4Remove Buy NowGarminForerunner 45Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$299$79.99$329$199$100
Release20172018201820192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days12 daysNot Yet7 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x25080 x 160384 x 480208 x 20832x18
Size1.421.23 inches1.78 inches1.04 inches46 inches
Touch
TypeOLEDIPS LCDMicroLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OS 5Built-in
Apps
Music

All Wearables