Fitbit Flex 2 vs. Fitbit Ionic vs. LG Watch Style vs. Apple Watch Series 4 vs. Garmin Vivosmart 4

 
Flex 2
Ionic
Watch Style
Watch Series 4
Vivosmart 4
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowLGWatch StyleRemove Buy NowAppleWatch Series 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$299$249$329$130
Release20162017201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250360 x 360384 x 48048 x 128
Sizen/a1.421.2 inches1.78 inches0.74 inches
Touchn/a
TypeLEDOLEDP-OLEDMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP67Not Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSAndroid Wear 2Watch OS 5
Apps
Music

All Wearables