Polar M400 vs. Samsung Gear S2 vs. Samsung Galaxy Watch vs. Polar Loop vs. Samsung Gear Fit2 Pro

 
M400
Gear S2
Galaxy Watch
Loop
Gear Fit2 Pro
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowSamsungGalaxy WatchRemove Buy NowPolarLoopRemove Buy NowSamsungGear Fit2 ProRemove Buy Now

Basic Info

Suggested Price$200$300$330$100$199.99
Release20142015201820132017

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days7 days5 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360360 x 360NA216 x 432
Sizen/a1.2 inches1.2 inches or 1.3 inchesNA1.5 inches
Touch
Typen/aSuper AMOLEDAMOLEDLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenTizen OSNATizen OS
Apps
MusicSpotify

All Wearables