ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Fitbit Ionic vs. Garmin 645 Music vs. Apple Watch 7

 
ZenWatch 2
Activite Sapphire
Ionic
645 Music
Watch 7
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$450$299$450$429
Release20162014201720182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 months4+ days7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a348x250240 x 240396 x 484
Size1.63 inches or 1.45 inch1.3 inches1.421.2 inches1.9 inches
Touch
TypeAMOLEDAnalogOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM50m5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aFitbit OSWatchOS 8
Apps
Music

All Wearables