Fitbit Charge 2 vs. Polar Loop 2 vs. Amazfit Cor vs. Garmin Vivoactive 3 vs. Garmin Vivosmart 4

 
Charge 2
Loop 2
Cor
Vivoactive 3
Vivosmart 4
 FitbitCharge 2Remove Buy NowPolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowGarminVivoactive 3Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$120$79.99$299$130
Release20162015201820172018

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)12 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a80 x 160240 x 24048 x 128
Sizen/an/a1.23 inches1.2 inches0.74 inches
Touchn/a
TypeOLEDLEDIPS LCDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables