Polar M400 vs. Samsung Gear S2 vs. Misfit Flash vs. Asus VivoWatch vs. Garmin Vivosmart 4

 
M400
Gear S2
Flash
VivoWatch
Vivosmart 4
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowMisfitFlashRemove Buy NowAsusVivoWatchRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$300$30$160$130
Release20142015201420182018

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days6 months24 hours to 10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 360n/a128 x 12848 x 128
Sizen/a1.2 inchesn/aNA0.74 inches
Touchn/a
Typen/aSuper AMOLEDn/aNAOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance3 ATMIP683 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aKoodOS
Apps
Music

All Wearables