Fitbit Charge 2 vs. Asus VivoWatch vs. Casio WSD-F20A vs. Fitbit Charge HR vs. Apple Watch Series 4

 
Charge 2
VivoWatch
WSD-F20A
Charge HR
Watch Series 4
 FitbitCharge 2Remove Buy NowAsusVivoWatchRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$160$399$150$329
Release20162018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days24 hours to 10 days1 day5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128320 x 320NA384 x 480
Sizen/aNA1.32 inchesNA1.78 inches
Touchn/aNA
TypeOLEDNALCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistancen/aIP675 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSWear OSNAWatch OS 5
Apps
Music

All Wearables