Polar M400 vs. Casio G-Shock GBA800 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Misfit Shine

 
M400
G-Shock GBA800
Forerunner 235
Flex
Shine
 PolarM400Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowMisfitShineRemove Buy Now

Basic Info

Suggested Price$200$120$299.99$100$70
Release20142018201720132013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 years9 days5 days6 months
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a215 x 180NANA
Sizen/a1.23 inchesNANA
TouchNANA
Typen/aMIPLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM20 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables