Polar M400 vs. Moov Now vs. Pebble Core vs. Fitbit Inspire HR vs. Garmin VivoActive 4

 
M400
Now
Core
Inspire HR
VivoActive 4
 PolarM400Remove Buy NowMoovNowRemove Buy NowPebbleCoreRemove Buy NowFitbitInspire HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$79$99$99$349
Release20142015201620192019

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 monthsNA5 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA139 x 60260 x 260
Sizen/an/aNA1.4 inches1.3ionches
Touchn/aNA
Typen/an/aNAOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
Vibrationn/aNA
Voice

Hardware

AccelerometerNA
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMn/aNA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNAFitbit OSWear OS
Apps
Music

All Wearables