Fitbit Ionic vs. Acer Liquid Leap vs. Garmin 645 Music vs. Apple Watch Series 4 vs. Garmin Vivosmart 4

 
Ionic
Liquid Leap
645 Music
Watch Series 4
Vivosmart 4
 FitbitIonicRemove Buy NowAcerLiquid LeapRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch Series 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$299$90$450$329$130
Release20172015201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 to 7 days7 daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250128 x 32240 x 240384 x 48048 x 128
Size1.421 inch1.2 inches1.78 inches0.74 inches
Touch
TypeOLEDOLEDMIPMicroLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIPX45 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OS 5
Apps
Music

All Wearables