Polar M400 vs. Diesel On Full Guard vs. Misfit Flare vs. Garmin Vivosmart 4 vs. Fitbit Inspire HR

 
M400
On Full Guard
Flare
Vivosmart 4
Inspire HR
 PolarM400Remove Buy NowDieselOn Full GuardRemove Buy NowMisfitFlareRemove Buy NowGarminVivosmart 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$325$59.95$130$99
Release20142017201720182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 day4 months7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454 x 454NA48 x 128139 x 60
Sizen/a1.4 inchesNA0.74 inches1.4 inches
Touch
Typen/aOMOLEDLEDOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Fitbit OS
Apps
Music

All Wearables