Fitbit Flex vs. Garmin Vivosmart 3 vs. Fitbit Versa 2 vs. Fitbit Inspire HR vs. Apple Series 6

 
Flex
Vivosmart 3
Versa 2
Inspire HR
Series 6
 FitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowFitbitVersa 2Remove Buy NowFitbitInspire HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$139.99$199$99$399
Release20132017201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA64 x 128300 x 300139 x 60384 x 480
SizeNANA1.34 inches1.4 inches40mm
TouchNA
TypeLEDOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance1 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNABuild-inFitbit OSWatchOS 5
Apps
Music

All Wearables