Fitbit Flex 2 vs. Amazfit Cor vs. Fitbit Charge 3 vs. Garmin Vivofit 4 vs. Apple SE

 
Flex 2
Cor
Charge 3
Vivofit 4
SE
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivofit 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$79.99$150$79.95$279
Release20162018201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days7 days1 year18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 16066 x 1888 x 88384 x 480
Sizen/a1.23 inches.721 inchesNA40mm
Touchn/a
TypeLEDIPS LCDOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatchOS 5
Apps
Music

All Wearables