Polar M400 vs. Misfit Ray vs. Polar Loop 2 vs. Pebble Core vs. Polar Loop

 
M400
Ray
Loop 2
Core
Loop
 PolarM400Remove Buy NowMisfitRayRemove Buy NowPolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$100$120$99$100
Release20142016201520162013

Activity & Fitness

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

Battery

Duration8 hours to 30 days6 months8 days (without notifications)NA5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNANA
Sizen/an/an/aNANA
Touchn/aNA
Typen/aLEDLEDNALED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM2 ATMNA2 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/an/aNANA
Apps
Music

All Wearables