Garmin Vivoactive HR vs. Polar A360 vs. Amazfit Stratos vs. Garmin Forerunner 45 vs. Garmin Vivosmart 4

 
Vivoactive HR
A360
Stratos
Forerunner 45
Vivosmart 4
 GarminVivoactive HRRemove Buy NowPolarA360Remove Buy NowAmazfitStratosRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$250$200$199$199$130
Release20162015201820192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days12 days5 days7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205160 x 80320 x 300208 x 20848 x 128
Size1.38 inches1.18 inches1.34 inches1.04 inches0.74 inches
Touch
Typen/an/aOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMWR305 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryBuilt-in
Apps
Music

All Wearables