Polar M400 vs. Fitbit Ionic vs. Garmin 645 Music vs. Garmin Fenix 5X vs. Pebble Core

 
M400
Ionic
645 Music
Fenix 5X
Core
 PolarM400Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowGarminFenix 5XRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$200$299$450$699$99
Release20142017201820172016

Activity & Fitness

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

Battery

Duration8 hours to 30 days4+ days7 daysUp to 12 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240240 x240NA
Sizen/a1.421.2 inches1.2 inchesNA
TouchNA
Typen/aOLEDMIPNANA

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM50m5 ATM10 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables