Polar M400 vs. Polar M600 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Microsoft Band

 
M400
M600
Forerunner 235
Flex
Band
 PolarM400Remove Buy NowPolarM600Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowMicrosoftBandRemove Buy Now

Basic Info

Suggested Price$200$330$299.99$100$200
Release20142016201720132014

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days9 days5 days2 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240215 x 180NA320 x 106
Sizen/a1.3 inches1.23 inchesNA1.37 inches
Touchn/aNA
Typen/aTFTMIPLEDCapacitative TFT

Functions

Audio SpeakerAlerts onlyAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIPX85 ATM1 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearNANA
Apps
Music

Wearables by Microsoft

Microsoft Band 2

All Wearables