Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Fitbit Alta vs. LG Watch Style vs. Fitbit Charge 3

 
Moto 360 (2nd Gen)
M400
Alta
Watch Style
Charge 3
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowLGWatch StyleRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$300$200$130$249$150
Release20152014201620172018

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/an/a360 x 36066 x 18
Size1.37 inches or 1.56 inchesn/an/a1.2 inches.721 inches
Touchn/a
TypeLCDn/aOLEDP-OLEDOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMn/aIP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemAndroid Wearn/an/aAndroid Wear 2NA
Apps
Musicn/a

All Wearables