Fitbit Charge 2 vs. Acer Liquid Leap vs. Casio WSD-F20A vs. Fitbit Charge HR vs. Apple Watch Series 4

 
Charge 2
Liquid Leap
WSD-F20A
Charge HR
Watch Series 4
 FitbitCharge 2Remove Buy NowAcerLiquid LeapRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitCharge HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$90$399$150$329
Release20162015201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days1 day5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 32320 x 320NA384 x 480
Sizen/a1 inch1.32 inchesNA1.78 inches
Touchn/aNA
TypeOLEDOLEDLCDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX45 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatch OS 5
Apps
Music

All Wearables