Polar Loop 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Garmin Vivosport vs. Garmin Vivosmart 4

 
Loop 2
Ionic
ZenWatch
Vivosport
Vivosmart 4
 PolarLoop 2Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowGarminVivosportRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$299$150$199$130
Release20152017201420172018

Activity & Fitness

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

Battery

Duration8 days (without notifications)4+ daysNA7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250320 x 32072 x 14448 x 128
Sizen/a1.421.63 inchesNA0.74 inches
Touch
TypeLEDOLEDAMOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM50mIP555 ATM5 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSAndroid Wear
Apps
Music

All Wearables