ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Samsung Gear Fit2 vs. Fitbit Ionic vs. Garmin 645 Music

 
ZenWatch 2
Activite Sapphire
Gear Fit2
Ionic
645 Music
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowSamsungGear Fit2Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$150$450$180$299$450
Release20162014201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 months3-4 days4+ days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a432 x 216348x250240 x 240
Size1.63 inches or 1.45 inch1.3 inches1.5 inches1.421.2 inches
Touch
TypeAMOLEDAnalogSuper AMOLEDOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP6850m5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aTizenFitbit OS
Apps
Music

All Wearables