Polar Loop 2 vs. Asus ZenWatch vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR vs. Garmin VivoActive 4

 
Loop 2
ZenWatch
Vivosmart 4
Inspire HR
VivoActive 4
 PolarLoop 2Remove Buy NowAsusZenWatchRemove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$120$150$130$99$349
Release20152014201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 days (without notifications)NA7 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 32048 x 128139 x 60260 x 260
Sizen/a1.63 inches0.74 inches1.4 inches1.3ionches
Touch
TypeLEDAMOLEDOLEDOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP555 ATM5 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid WearFitbit OSWear OS
Apps
Music

All Wearables