ASUS ZenWatch 2 vs. Polar M400 vs. Sony SmartWatch 3 vs. Microsoft Band 2 vs. Garmin 645 Music

 
ZenWatch 2
M400
SmartWatch 3
Band 2
645 Music
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowMicrosoftBand 2Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$150$200$250$250$450
Release20162014201420152018

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days2 days48 hours (without GPS)7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a320 x 320320 x 128240 x 240
Size1.63 inches or 1.45 inchn/a1.6 inches1.36 inches1.2 inches
Touch
TypeAMOLEDn/aTFT LCDCapacitative TFTMIP

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP68IPX75 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAndroid Wearn/a
Apps
Music

All Wearables