Polar M400 vs. Moov Now vs. Pebble Core vs. Diesel On Full Guard 2.5 vs. Fitbit Inspire HR

 
M400
Now
Core
On Full Guard 2.5
Inspire HR
 PolarM400Remove Buy NowMoovNowRemove Buy NowPebbleCoreRemove Buy NowDieselOn Full Guard 2.5Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$79$99$325$99
Release20142015201620182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 monthsNA4 days5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA454x454139 x 60
Sizen/an/aNA1.39 inches1.4 inches
Touchn/aNA
Typen/an/aNAOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
Vibrationn/aNA
Voice

Hardware

AccelerometerNA
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aNA3 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNAWear OSFitbit OS
Apps
Music

All Wearables