Fitbit Alta vs. Polar Loop 2 vs. Garmin Fenix 5 vs. Amazfit Cor vs. Garmin Vivofit 4

 
Alta
Loop 2
Fenix 5
Cor
Vivofit 4
 FitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowGarminFenix 5Remove Buy NowAmazfitCorRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$120$599.99$79.99$79.95
Release20162015201720182018

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)2 Weeks12 days1 year
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a240 x 24080 x 16088 x 88
Sizen/an/a1.2 inches1.23 inchesNA
Touchn/a
TypeOLEDLEDnaIPS LCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM10 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables