Garmin Vivosmart HR vs. Amazfit Stratos vs. Garmin Vivofit 4 vs. Garmin Vivosmart 4 vs. Apple Series 6

 
Vivosmart HR
Stratos
Vivofit 4
Vivosmart 4
Series 6
 GarminVivosmart HRRemove Buy NowAmazfitStratosRemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$199$79.95$130$399
Release20152018201820182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 year7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68320 x 30088 x 8848 x 128384 x 480
Size1.08 inches1.34 inchesNA0.74 inches40mm
Touch
Typen/aOLEDNAOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWatchOS 5
Apps
Music

All Wearables