Fitbit Flex 2 vs. Apple Watch vs. Casio WSD-F20A vs. Apple Watch 7 vs. Fitbit Sense 2

 
Flex 2
Watch
WSD-F20A
Watch 7
Sense 2
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch 7Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$349$399$429$300
Release20162015201820212022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours1 day18 Hours6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312320 x 320396 x 484336x336
Sizen/a1.5 inches or 1.65 inches1.32 inches1.9 inches1.59 inches
Touchn/a
TypeLEDAMOLEDLCDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATMwater resistant but not waterproof5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSWatchOS 8
Apps
Music

All Wearables