Fitbit Flex 2 vs. Garmin Chronos vs. Fitbit Charge vs. Fitbit Charge 3 vs. Apple Series 6

 
Flex 2
Chronos
Charge
Charge 3
Series 6
 FitbitFlex 2Remove Buy NowGarminChronosRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$1500$130$150$399
Release20162018201420182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days7-10 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 218NA66 x 18384 x 480
Sizen/a1.2 inchesNA.721 inches40mm
Touchn/aNA
TypeLEDMIPOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANAWatchOS 5
Apps
Music

All Wearables