ASUS ZenWatch 2 vs. Polar M400 vs. Fitbit Alta vs. Polar A360 vs. Fitbit Ionic

 
ZenWatch 2
M400
Alta
A360
Ionic
 ASUSZenWatch 2Remove Buy NowPolarM400Remove Buy NowFitbitAltaRemove Buy NowPolarA360Remove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$150$200$130$200$299
Release20162014201620152017

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 days12 days4+ days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/an/a160 x 80348x250
Size1.63 inches or 1.45 inchn/an/a1.18 inches1.42
Touchn/a
TypeAMOLEDn/aOLEDn/aOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMn/aWR3050m

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/an/aFitbit OS
Apps
Music

All Wearables