Garmin Chronos vs. Fitbit Charge 3 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Apple Series 6

 
Chronos
Charge 3
Flex
Forerunner 45
Series 6
 GarminChronosRemove Buy NowFitbitCharge 3Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$1500$150$100$199$399
Release20182018201320192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days7 days5 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution218 x 21866 x 18NA208 x 208384 x 480
Size1.2 inches.721 inchesNA1.04 inches40mm
TouchNA
TypeMIPOLEDLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance10 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANABuilt-inWatchOS 5
Apps
Music

All Wearables