ASUS ZenWatch 2 vs. Withings Activite Sapphire vs. Jaybird Reign vs. Xiaomi Mi Band 4

 
ZenWatch 2
Activite Sapphire
Reign
Mi Band 4
 ASUSZenWatch 2Remove Buy NowWithingsActivite SapphireRemove Buy NowJaybirdReignRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$450$150$25
Release2016201420152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 months5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/aNA120x240
Size1.63 inches or 1.45 inch1.3 inchesNA0.95 inches
TouchNA
TypeAMOLEDAnalogLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMNA5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAAMAZFIT OS
Apps
Music

All Wearables