Polar M400 vs. Jawbone UP2 vs. Apple Watch Series 4 vs. LG G Watch R vs. Skagen Falster 2

 
M400
UP2
Watch Series 4
G Watch R
Falster 2
 PolarM400Remove Buy NowJawboneUP2Remove Buy NowAppleWatch Series 4Remove Buy NowLGG Watch RRemove Buy NowSkagenFalster 2Remove Buy Now

Basic Info

Suggested Price$200$100$329$300$199
Release20142015201820142019

Activity & Fitness

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

Battery

Duration8 hours to 30 days7 daysNot Yet2 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNAn/a
MacNAn/a
WindowsNAn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA384 x 480320 x 320320 x 320
Sizen/aNA1.78 inches1.3 inches1.19 inches
TouchNA
Typen/aNAMicroLEDP-OLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplash resistantNot YetIP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWatch OS 5Android WearWear OS
Apps
Music

All Wearables