Polar M400 vs. Fitbit Flex 2 vs. Fitbit Flex vs. LG G Watch R vs. Misfit Vapor 2

 
M400
Flex 2
Flex
G Watch R
Vapor 2
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowLGG Watch RRemove Buy NowMisfitVapor 2Remove Buy Now

Basic Info

Suggested Price$200$100$100$300$250
Release20142016201320142018

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days5 days2 days1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA320 x 320454 x 454
Sizen/an/aNA1.3 inches1.42 inches
Touchn/aNA
Typen/aLEDLEDP-OLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMIP673 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAAndroid WearWear OS
Apps
Music

All Wearables