Fitbit Flex 2 vs. Asus VivoWatch vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4

 
Flex 2
VivoWatch
Flex
Vivofit 4
Vivosmart 4
 FitbitFlex 2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$160$100$79.95$130
Release20162018201320182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours to 10 days5 days1 year7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 128NA88 x 8848 x 128
Sizen/aNANANA0.74 inches
Touchn/aNA
TypeLEDNALEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNA
Apps
Music

All Wearables