Garmin Chronos vs. Fitbit Flex vs. Polar Loop vs. Garmin Vivosmart 4 vs. Apple Series 6

 
Chronos
Flex
Loop
Vivosmart 4
Series 6
 GarminChronosRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy NowGarminVivosmart 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$1500$100$100$130$399
Release20182013201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days5 days5 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218NANA48 x 128384 x 480
Size1.2 inchesNANA0.74 inches40mm
TouchNA
TypeMIPLEDLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance10 ATM1 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANAWatchOS 5
Apps
Music

All Wearables