Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Charge vs. Apple SE

 
Flex 2
WSD-F20A
Forerunner 235
Charge
SE
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitChargeRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$399$299.99$130$279
Release20162018201720142020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day9 days7-10 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320215 x 180NA384 x 480
Sizen/a1.32 inches1.23 inchesNA40mm
Touchn/aNA
TypeLEDLCDMIPOLEDMicroLED

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