Fitbit Flex 2 vs. Fitbit Ionic vs. Asus VivoWatch vs. Garmin Fenix 5X vs. Garmin Vivosmart 4

 
Flex 2
Ionic
VivoWatch
Fenix 5X
Vivosmart 4
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAsusVivoWatchRemove Buy NowGarminFenix 5XRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$299$160$699$130
Release20162017201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days24 hours to 10 daysUp to 12 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250128 x 128240 x24048 x 128
Sizen/a1.42NA1.2 inches0.74 inches
Touchn/a
TypeLEDOLEDNANAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM50mIP6710 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSKoodOS
Apps
Music

All Wearables