Polar M400 vs. Samsung Gear S vs. Polar A360 vs. Polar Loop 2 vs. Asus ZenWatch

 
M400
Gear S
A360
Loop 2
ZenWatch
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowPolarA360Remove Buy NowPolarLoop 2Remove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$200$250$200$120$150
Release20142013201520152014

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a12 days8 days (without notifications)NA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 360160 x 80n/a320 x 320
Sizen/a2 inches1.18 inchesn/a1.63 inches
Touch
Typen/aSuper AMOLEDn/aLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP67WR302 ATMIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/aTizenn/an/aAndroid Wear
Apps
Music

All Wearables