Polar M400 vs. Apple Watch Series 2 vs. LG Watch Style

 
M400
Watch Series 2
Watch Style
 PolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowLGWatch StyleRemove Buy Now

Basic Info

Suggested Price$200$269$249
Release201420162017

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312360 x 360
Sizen/a1.5 inches or 1.65 inches1.2 inches
Touch
Typen/aAMOLEDP-OLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid Wear 2
Apps
Music

All Wearables