Polar M400 vs. Samsung Gear S2 vs. Fitbit Alta HR vs. Fitbit Flex vs. Misfit Flare

 
M400
Gear S2
Alta HR
Flex
Flare
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowMisfitFlareRemove Buy Now

Basic Info

Suggested Price$200$300$150$100$59.95
Release20142015201720132017

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days7 days5 days4 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360128 x 36NANA
Sizen/a1.2 inches1.4 inchesNANA
TouchNA
Typen/aSuper AMOLEDOLEDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP681 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenNA
Apps
Music

All Wearables