Fitbit Charge 2 vs. Acer Liquid Leap vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Apple Watch Series 4

 
Charge 2
Liquid Leap
645 Music
Charge 3
Watch Series 4
 FitbitCharge 2Remove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$150$90$450$150$329
Release20162015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 to 7 days7 days7 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a128 x 32240 x 24066 x 18384 x 480
Sizen/a1 inch1.2 inches.721 inches1.78 inches
Touchn/a
TypeOLEDOLEDMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX45 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5
Apps
Music

All Wearables