Polar Loop 2 vs. Garmin Vivoactive 3 vs. Garmin Vivosmart 4

 
Loop 2
Vivoactive 3
Vivosmart 4
 PolarLoop 2Remove Buy NowGarminVivoactive 3Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$299$130
Release201520172018

Activity & Fitness

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

Battery

Duration8 days (without notifications)7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 24048 x 128
Sizen/a1.2 inches0.74 inches
Touch
TypeLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/a
Apps
Music

All Wearables