Garmin Forerunner 225 vs. Garmin Vivoactive vs. Fitbit Ionic vs. Garmin Vivosmart 3 vs. Apple Series 6

 
Forerunner 225
Vivoactive
Ionic
Vivosmart 3
Series 6
 GarminForerunner 225Remove Buy NowGarminVivoactiveRemove Buy NowFitbitIonicRemove Buy NowGarminVivosmart 3Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$300$250$299$139.99$399
Release20152015201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks14 hours to 11 days4+ days5 daysNot yet
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 180205 x 148348x25064 x 128384 x 480
Size1 inch1.38 inches1.42NA40mm
Touch
Typen/aLCDOLEDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM50m5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aFitbit OSWatchOS 5
Appsn/a
Musicn/a

All Wearables