Garmin Vivoactive vs. Fitbit Flex vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR vs. Apple Series 6

 
Vivoactive
Flex
Vivosmart 4
Inspire HR
Series 6
 GarminVivoactiveRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$100$130$99$399
Release20152013201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days7 days5 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148NA48 x 128139 x 60384 x 480
Size1.38 inchesNA0.74 inches1.4 inches40mm
TouchNA
TypeLCDLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAFitbit OSWatchOS 5
Apps
Music

All Wearables