ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Xiaomi Mi Band 2 vs. Garmin 645 Music vs. Fitbit Charge 3

 
ZenWatch 2
Activite Sapphire
Mi Band 2
645 Music
Charge 3
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowXiaomiMi Band 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$450$23$450$150
Release20162014201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Stepsn/a
Swim

Battery

Durationn/a8 months20 hours7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution320 x 320n/an/a240 x 24066 x 18
Size1.63 inches or 1.45 inch1.3 inches0.42 inches1.2 inches.721 inches
Touch
TypeAMOLEDAnalogOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aNA
Apps
Music

All Wearables