Apple Watch Series 3 vs. Garmin Vivoactive HR vs. Amazfit Stratos vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
Watch Series 3
Vivoactive HR
Stratos
Forerunner 45
Vivosmart 4
 AppleWatch Series 3Remove Buy NowGarminVivoactive HRRemove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$329$250$199$199$130
Release20172016201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours13 hours to 8 days5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312148 x 205320 x 300208 x 20848 x 128
Size1.5 inches or 1.65 inches1.38 inches1.34 inches1.04 inches0.74 inches
Touch
TypeAMOLEDn/aOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aProprietaryBuilt-in
Apps
Music

All Wearables