ASUS ZenWatch 2 vs. Polar M400 vs. Sony SmartBand 2 vs. Samsung Galaxy Watch vs. Polar Loop

 
ZenWatch 2
M400
SmartBand 2
Galaxy Watch
Loop
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowSonySmartBand 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$200$130$330$100
Release20162014201520182013

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days2 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/an/a360 x 360NA
Size1.63 inches or 1.45 inchn/an/a1.2 inches or 1.3 inchesNA
Touchn/a
TypeAMOLEDn/an/aAMOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP585 ATM2 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aTizen OSNA
Apps
MusicSpotify

All Wearables