Garmin Forerunner 225 vs. Fitbit Ionic vs. Garmin Chronos vs. Fitbit Alta HR vs. Apple Watch Series 4

 
Forerunner 225
Ionic
Chronos
Alta HR
Watch Series 4
 GarminForerunner 225Remove Buy NowFitbitIonicRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$299$1500$150$329
Release20152017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks4+ days8 days7 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180348x250218 x 218128 x 36384 x 480
Size1 inch1.421.2 inches1.4 inches1.78 inches
Touch
Typen/aOLEDMIPOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m10 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSWear OSWatch OS 5
Appsn/a
Musicn/a

All Wearables