Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Samsung Galaxy Watch vs. Amazfit GTR vs. Fitbit Sense 2

 
Moto 360 (2nd Gen)
M400
Galaxy Watch
GTR
Sense 2
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowSamsungGalaxy WatchRemove Buy NowAmazfitGTRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$200$330$199$300
Release20152014201820192022

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days7 days24 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a360 x 360454 x 454336x336
Size1.37 inches or 1.56 inchesn/a1.2 inches or 1.3 inches1.39 inches1.59 inches
Touch
TypeLCDn/aAMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizen OSBuild-in
Apps
Musicn/aSpotify

All Wearables