ASUS ZenWatch 2 vs. Polar M400 vs. TomTom Spark vs. Fossil Explorist vs. Jaybird Reign

 
ZenWatch 2
M400
Spark
Explorist
Reign
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowTomTomSparkRemove Buy NowFossilExploristRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$150$200$150$255$150
Release20162014201520182015

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 daysn/a24 hours5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/an/a454 x454NA
Size1.63 inches or 1.45 inchn/an/a1.4 inchesNA
TouchNA
TypeAMOLEDn/aLCDAMOLEDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATM5 ATMIP67NA

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid Wearn/an/aWear OSNA
Apps
Music

All Wearables