Polar M400 vs. Diesel On Full Guard vs. Misfit Flare vs. Polar A370 vs. Garmin VivoActive 4

 
M400
On Full Guard
Flare
A370
VivoActive 4
 PolarM400Remove Buy NowDieselOn Full GuardRemove Buy NowMisfitFlareRemove Buy NowPolarA370Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$325$59.95$179.95$349
Release20142017201720172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days1 day4 monthsUp to 3 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a454 x 454NA160 x 80260 x 260
Sizen/a1.4 inchesNA1.18 inches1.3ionches
Touch
Typen/aOMOLEDLEDTFT LCDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Wear OS
Apps
Music

All Wearables