Garmin Vivosmart HR vs. Polar Loop 2 vs. Amazfit Stratos vs. Garmin Vivofit 4 vs. Apple SE

 
Vivosmart HR
Loop 2
Stratos
Vivofit 4
SE
 GarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowGarminVivofit 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$170$120$199$79.95$279
Release20152015201820182020

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)5 days1 year18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68n/a320 x 30088 x 88384 x 480
Size1.08 inchesn/a1.34 inchesNA40mm
Touch
Typen/aLEDOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM2 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWatchOS 5
Apps
Music

All Wearables