Garmin Vivoactive HR vs. Amazfit Stratos vs. Garmin Vivosmart 3 vs. Apple Watch Series 4 vs. Apple Series 6

 
Vivoactive HR
Stratos
Vivosmart 3
Watch Series 4
Series 6
 GarminVivoactive HRRemove Buy NowAmazfitStratosRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch Series 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$199$139.99$329$399
Release20162018201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days5 daysNot YetNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205320 x 30064 x 128384 x 480384 x 480
Size1.38 inches1.34 inchesNA1.78 inches40mm
Touch
Typen/aOLEDOLEDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWatch OS 5WatchOS 5
Apps
Music

All Wearables