Fitbit Blaze vs. Polar M400 vs. Fitbit Charge 2 vs. Microsoft Band 2 vs. Fitbit Flex

 
Blaze
M400
Charge 2
Band 2
Flex
 FitbitBlazeRemove Buy NowPolarM400Remove Buy NowFitbitCharge 2Remove Buy NowMicrosoftBand 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$200$150$250$100
Release20162014201620152013

Activity & Fitness

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

Battery

Duration5 Days8 hours to 30 days5 days48 hours (without GPS)5 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 128NA
Sizen/an/an/a1.36 inchesNA
Touchn/aNA
TypeLCDn/aOLEDCapacitative TFTLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a3 ATMn/aIPX71 ATM

Notifications

Phone
Emails
Texts

Software

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

All Wearables