Polar M400 vs. Samsung Gear S3 vs. Polar Loop 2 vs. LG Watch Urbane LTE vs. Garmin Vivosmart 4

 
M400
Gear S3
Loop 2
Watch Urbane LTE
Vivosmart 4
 PolarM400Remove Buy NowSamsungGear S3Remove Buy NowPolarLoop 2Remove Buy NowLGWatch Urbane LTERemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$350$120$189$130
Release20142016201520152018

Activity & Fitness

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

Battery

Duration8 hours to 30 days4 days8 days (without notifications)n/a7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolutionn/a360 x 360n/a320 x 32048 x 128
Sizen/a1.3 inchesn/a1.3 inches0.74 inches
Touch
Typen/aFullcolor AODLEDP-OLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP682 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aLG Wearable Platform
Apps
Music

All Wearables