Garmin Vivoactive HR vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Apple Watch Series 4 vs. Apple Series 6

 
Vivoactive HR
Flex 2
Ionic
Watch Series 4
Series 6
 GarminVivoactive HRRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAppleWatch Series 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$100$299$329$399
Release20162016201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days4+ daysNot YetNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution148 x 205n/a348x250384 x 480384 x 480
Size1.38 inchesn/a1.421.78 inches40mm
Touchn/a
Typen/aLEDOLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM50mNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWatch OS 5WatchOS 5
Apps
Music

All Wearables