Garmin Fenix 3 vs. Polar M400 vs. Amazfit Cor vs. Fitbit Alta HR vs. Garmin Vivosmart 4

 
Fenix 3
M400
Cor
Alta HR
Vivosmart 4
 GarminFenix 3Remove Buy NowPolarM400Remove Buy NowAmazfitCorRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$500$200$79.99$150$130
Release20152014201820172018

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks8 hours to 30 days12 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218n/a80 x 160128 x 3648 x 128
Size1.2 inchesn/a1.23 inches1.4 inches0.74 inches
Touch
TypeChroma LEDn/aIPS LCDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM3 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables