Polar M400 vs. LG Watch Sport vs. Garmin 645 Music vs. LG Watch Urbane vs. Garmin Vivosmart HR Plus

 
M400
Watch Sport
645 Music
Watch Urbane
Vivosmart HR Plus
 PolarM400Remove Buy NowLGWatch SportRemove Buy NowGarmin645 MusicRemove Buy NowLGWatch UrbaneRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$200$349$450$245$179
Release20142016201820152017

Activity & Fitness

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

Battery

Duration8 hours to 30 days1.45 days7 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Color
Resolutionn/a480 x 480240 x 240320 x 320160 x 68
Sizen/a1.38 inches1.2 inches1.3 inches0.5 inches x 0.8 inches
Touch
Typen/aP-OLEDMIPP-OLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Android WearNA
Apps
Music

All Wearables