Polar M400 vs. Microsoft Band 2 vs. Misfit Ray vs. Polar Loop 2 vs. Fitbit Charge 3

 
M400
Band 2
Ray
Loop 2
Charge 3
 PolarM400Remove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy NowPolarLoop 2Remove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$200$250$100$120$150
Release20142015201620152018

Activity & Fitness

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

Battery

Duration8 hours to 30 days48 hours (without GPS)6 months8 days (without notifications)7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128n/an/a66 x 18
Sizen/a1.36 inchesn/an/a.721 inches
Touchn/a
Typen/aCapacitative TFTLEDLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX75 ATM2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables