Fitbit Ionic vs. Asus ZenWatch vs. Apple Watch Series 5 vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
Ionic
ZenWatch
Watch Series 5
Forerunner 45
VivoActive 4
 FitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowAppleWatch Series 5Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$299$150$329$199$349
Release20172014201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysNANot Yet7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320384 x 480208 x 208260 x 260
Size1.421.63 inches1.78 Inches1.04 inches1.3ionches
Touch
TypeOLEDAMOLEDMicroLEDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50mIP55Not Yet5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemFitbit OSAndroid WearWatchOS 5Built-inWear OS
Apps
Music

All Wearables