Garmin Forerunner 225 vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Garmin 645 Music vs. Fitbit Inspire HR

 
Forerunner 225
Vivosmart HR
Ionic
645 Music
Inspire HR
 GarminForerunner 225Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$300$170$299$450$99
Release20152015201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days4+ days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180160 x 68348x250240 x 240139 x 60
Size1 inch1.08 inches1.421.2 inches1.4 inches
Touch
Typen/an/aOLEDMIPOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aFitbit OSFitbit OS
Appsn/a
Musicn/a

All Wearables