Polar M400 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Misfit Shine vs. Garmin Vivosmart 4

 
M400
Forerunner 235
Flex
Shine
Vivosmart 4
 PolarM400Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowMisfitShineRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$299.99$100$70$130
Release20142017201320132018

Activity & Fitness

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

Battery

Duration8 hours to 30 days9 days5 days6 months7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a215 x 180NANA48 x 128
Sizen/a1.23 inchesNANA0.74 inches
TouchNANA
Typen/aMIPLEDNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables