Polar M400 vs. Fitbit Charge 2 vs. LG Watch Sport vs. Fitbit Versa

 
M400
Charge 2
Watch Sport
Versa
 PolarM400Remove Buy NowFitbitCharge 2Remove Buy NowLGWatch SportRemove Buy NowFitbitVersaRemove Buy Now

Basic Info

Suggested Price$200$150$349$199.99
Release2014201620162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days1.45 days4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a480 x 480300 x300
Sizen/an/a1.38 inches1.34 inches
Touchn/a
Typen/aOLEDP-OLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/aIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2
Apps
Music

All Wearables