Fitbit Ionic vs. LG Watch Style vs. Garmin 645 Music vs. Fitbit Flex vs. Garmin Vivofit 4

 
Ionic
Watch Style
645 Music
Flex
Vivofit 4
 FitbitIonicRemove Buy NowLGWatch StyleRemove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$299$249$450$100$79.95
Release20172017201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250360 x 360240 x 240NA88 x 88
Size1.421.2 inches1.2 inchesNANA
TouchNA
TypeOLEDP-OLEDMIPLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP675 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid Wear 2NA
Apps
Music

All Wearables