Apple Watch Series 3 vs. Fitbit Ionic vs. Asus ZenWatch vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
Watch Series 3
Ionic
ZenWatch
Forerunner 45
VivoActive 4
 AppleWatch Series 3Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$329$299$150$199$349
Release20172017201420192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours4+ daysNA7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312348x250320 x 320208 x 208260 x 260
Size1.5 inches or 1.65 inches1.421.63 inches1.04 inches1.3ionches
Touch
TypeAMOLEDOLEDAMOLEDLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4Fitbit OSAndroid WearBuilt-inWear OS
Apps
Music

All Wearables