Fitbit Flex 2 vs. Amazfit Cor vs. Casio WSD-F20A vs. Fitbit Charge vs. Apple SE

 
Flex 2
Cor
WSD-F20A
Charge
SE
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$79.99$399$130$279
Release20162018201820142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1 day7-10 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160320 x 320NA384 x 480
Sizen/a1.23 inches1.32 inchesNA40mm
Touchn/aNA
TypeLEDIPS LCDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatchOS 5
Apps
Music

All Wearables