Polar M400 vs. Garmin Vivosmart HR vs. Misfit Ray vs. Apple Watch Series 2 vs. Fitbit Charge HR

 
M400
Vivosmart HR
Ray
Watch Series 2
Charge HR
 PolarM400Remove Buy NowGarminVivosmart HRRemove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$200$170$100$269$150
Release20142015201620162015

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days6 months18 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68n/a340 x 272 or 390 x 312NA
Sizen/a1.08 inchesn/a1.5 inches or 1.65 inchesNA
Touchn/aNA
Typen/an/aLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OSNA
Apps
Music

All Wearables