ASUS ZenWatch 2 vs. Polar M400 vs. Samsung Gear 2 vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus

 
ZenWatch 2
M400
Gear 2
Vivofit 4
Vivosmart HR Plus
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowSamsungGear 2Remove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$150$200$300$79.95$179
Release20162014201420182017

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days2-3 days1 year5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 32088 x 88160 x 68
Size1.63 inches or 1.45 inchn/a1.63 inchesNA0.5 inches x 0.8 inches
Touch
TypeAMOLEDn/aSuper AMOLEDNALCD

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aTizen OSNA
Apps
Music

All Wearables