ASUS ZenWatch 2 vs. Polar M400 vs. Samsung Gear S vs. Asus ZenWatch vs. Samsung Gear 2

 
ZenWatch 2
M400
Gear S
ZenWatch
Gear 2
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowSamsungGear SRemove Buy NowAsusZenWatchRemove Buy NowSamsungGear 2Remove Buy Now

Basic Info

Suggested Price$150$200$250$150$300
Release20162014201320142014

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 daysn/aNA2-3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a480 x 360320 x 320320 x 320
Size1.63 inches or 1.45 inchn/a2 inches1.63 inches1.63 inches
Touch
TypeAMOLEDn/aSuper AMOLEDAMOLEDSuper AMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP67IP55IP67

Notifications

Phone
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid Wearn/aTizenAndroid WearTizen OS
Apps
Music

All Wearables