Polar M400 vs. Polar V800 vs. Microsoft Band 2 vs. Misfit Ray vs. Fitbit Charge HR

 
M400
V800
Band 2
Ray
Charge HR
 PolarM400Remove Buy NowPolarV800Remove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$200$470$250$100$150
Release20142014201520162015

Activity & Fitness

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

Battery

Duration8 hours to 30 days13 hours to 30 days48 hours (without GPS)6 months5 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/an/a320 x 128n/aNA
Sizen/an/a1.36 inchesn/aNA
Touchn/aNA
Typen/an/aCapacitative TFTLEDOLED

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM3 ATMIPX75 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aNA
Apps
Music

All Wearables