Polar M400 vs. Samsung Gear S2 vs. Polar Loop 2 vs. Samsung Galaxy Watch vs. Fitbit Inspire HR

 
M400
Gear S2
Loop 2
Galaxy Watch
Inspire HR
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowPolarLoop 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$300$120$330$99
Release20142015201520182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days8 days (without notifications)7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/aNA
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360n/a360 x 360139 x 60
Sizen/a1.2 inchesn/a1.2 inches or 1.3 inches1.4 inches
Touch
Typen/aSuper AMOLEDLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP682 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aTizen OSFitbit OS
Apps
MusicSpotify

All Wearables