Polar M400 vs. Moov Now vs. Pebble Core vs. Apple Watch Series 4 vs. Fitbit Inspire HR

 
M400
Now
Core
Watch Series 4
Inspire HR
 PolarM400Remove Buy NowMoovNowRemove Buy NowPebbleCoreRemove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$79$99$329$99
Release20142015201620182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 monthsNANot Yet5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA384 x 480139 x 60
Sizen/an/aNA1.78 inches1.4 inches
Touchn/aNA
Typen/an/aNAMicroLEDOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
Vibrationn/aNA
Voice

Hardware

AccelerometerNA
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aNANot Yet5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNAWatch OS 5Fitbit OS
Apps
Music

All Wearables