Polar M400 vs. Garmin Vivosmart HR vs. Casio G-Shock GBA800 vs. Michael Kors Access Sofie HR vs. Fitbit Inspire 3

 
M400
Vivosmart HR
G-Shock GBA800
Access Sofie HR
Inspire 3
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$200$170$120$395$100
Release20142015201820192022

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days2 years2 days10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68390 x 39032x18
Sizen/a1.08 inches1.19 inches46 inches
Touch
Typen/an/aOMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM20 ATM0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables