Fitbit Flex 2 vs. Garmin Chronos vs. Fitbit Charge HR vs. Garmin Vivofit 4 vs. Apple SE

 
Flex 2
Chronos
Charge HR
Vivofit 4
SE
 FitbitFlex 2Remove Buy NowGarminChronosRemove Buy NowFitbitCharge HRRemove Buy NowGarminVivofit 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$1500$150$79.95$279
Release20162018201520182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days8 days5 days1 year18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 218NA88 x 88384 x 480
Sizen/a1.2 inchesNANA40mm
Touchn/aNA
TypeLEDMIPOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatchOS 5
Apps
Music

All Wearables