Fitbit Blaze vs. Polar Loop 2 vs. Amazfit Cor vs. Garmin Forerunner 235 vs. Garmin Vivofit 4

 
Blaze
Loop 2
Cor
Forerunner 235
Vivofit 4
 FitbitBlazeRemove Buy NowPolarLoop 2Remove Buy NowAmazfitCorRemove Buy NowGarminForerunner 235Remove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$200$120$79.99$299.99$79.95
Release20162015201820172018

Activity & Fitness

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

Battery

Duration5 Days8 days (without notifications)12 days9 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a80 x 160215 x 18088 x 88
Sizen/an/a1.23 inches1.23 inchesNA
Touch
TypeLCDLEDIPS LCDMIPNA

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