Fitbit Charge 2 vs. Garmin Chronos vs. Fitbit Charge 3 vs. Fitbit Flex vs. Apple Watch Series 4

 
Charge 2
Chronos
Charge 3
Flex
Watch Series 4
 FitbitCharge 2Remove Buy NowGarminChronosRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$1500$150$100$329
Release20162018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days7 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a218 x 21866 x 18NA384 x 480
Sizen/a1.2 inches.721 inchesNA1.78 inches
Touchn/aNA
TypeOLEDMIPOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a10 ATM5 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANAWatch OS 5
Apps
Music

All Wearables