Fitbit Flex 2 vs. Garmin Fenix 5s vs. Casio G-Shock GBA800 vs. Casio WSD-F20A vs. Apple Watch Series 4

 
Flex 2
Fenix 5s
G-Shock GBA800
WSD-F20A
Watch Series 4
 FitbitFlex 2Remove Buy NowGarminFenix 5sRemove Buy NowCasioG-Shock GBA800Remove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$599.99$120$399$329
Release20162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 9 days2 years1 dayNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218x 218320 x 320384 x 480
Sizen/a1.1 inches1.32 inches1.78 inches
Touchn/a
TypeLEDnaLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10ATM20 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatch OS 5
Apps
Music

All Wearables