Polar M400 vs. Polar Loop 2 vs. Samsung Gear 2 vs. Pebble Core vs. Sony SmartBand

 
M400
Loop 2
Gear 2
Core
SmartBand
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowSamsungGear 2Remove Buy NowPebbleCoreRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$200$120$300$99$100
Release20142015201420162014

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)2-3 daysNA5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/an/a320 x 320NANA
Sizen/an/a1.63 inchesNANA
TouchNANA
Typen/aLEDSuper AMOLEDNANA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATMIP67NAIP58

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aTizen OSNANA
Apps
Music

All Wearables