Apple Watch Series 2 vs. LG Watch Sport vs. Fitbit Charge HR vs. Fitbit Flex vs. Apple Watch Series 4

 
Watch Series 2
Watch Sport
Charge HR
Flex
Watch Series 4
 AppleWatch Series 2Remove Buy NowLGWatch SportRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$269$349$150$100$329
Release20162016201520132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1.45 days5 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312480 x 480NANA384 x 480
Size1.5 inches or 1.65 inches1.38 inchesNANA1.78 inches
TouchNANA
TypeAMOLEDP-OLEDOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5ATMIP681 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSAndroid Wear 2NANAWatch OS 5
Apps
Music

All Wearables