Polar M400 vs. Polar Loop 2 vs. Motorola Moto 360 (1st Gen) vs. Samsung Galaxy Watch vs. Fitbit Inspire HR

 
M400
Loop 2
Moto 360 (1st Gen)
Galaxy Watch
Inspire HR
 PolarM400Remove Buy NowPolarLoop 2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowSamsungGalaxy WatchRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$200$120$150$330$99
Release20142015201420182019

Activity & Fitness

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

Battery

Duration8 hours to 30 days8 days (without notifications)1 day7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 260360 x 360139 x 60
Sizen/an/a1.56 inches1.2 inches or 1.3 inches1.4 inches
Touch
Typen/aLEDLCDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM2 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearTizen OSFitbit OS
Apps
MusicNASpotify

All Wearables