Garmin Vivoactive HR vs. Polar M400 vs. Garmin Vivosmart vs. Amazfit Stratos vs. Apple Watch 8

 
Vivoactive HR
M400
Vivosmart
Stratos
Watch 8
 GarminVivoactive HRRemove Buy NowPolarM400Remove Buy NowGarminVivosmartRemove Buy NowAmazfitStratosRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$250$200$170$199$499
Release20162014201420182022

Activity & Fitness

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

Battery

Duration13 hours to 8 days8 hours to 30 days7 days5 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205n/a128 x 16320 x 300340 x 272 or 390 x 312
Size1.38 inchesn/a1.41 inches1.34 inches1.5 inches or 1.65 inches
Touch
Typen/an/aOLEDOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aProprietaryWatchOS 9
Apps
Music

All Wearables