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

 
Moto 360 (2nd Gen)
M400
Arc
Galaxy Watch
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowAmazfitArcRemove Buy NowSamsungGalaxy WatchRemove Buy Now

Basic Info

Suggested Price$300$200$69.99$330
Release2015201420162018

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days20 days7 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/a72 x40360 x 360
Size1.37 inches or 1.56 inchesn/a0.42 inches1.2 inches or 1.3 inches
Touch
TypeLCDn/aOLEDAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizen OS
Apps
Musicn/aSpotify

All Wearables