ASUS ZenWatch 2 vs. Xiaomi Mi Band 2 vs. Garmin 645 Music vs. Xiaomi Mi Band 4

 
ZenWatch 2
Mi Band 2
645 Music
Mi Band 4
 ASUSZenWatch 2Remove Buy NowXiaomiMi Band 2Remove Buy NowGarmin645 MusicRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$23$450$25
Release2016201620182019

Activity & Fitness

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

Battery

Durationn/a20 hours7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/a240 x 240120x240
Size1.63 inches or 1.45 inch0.42 inches1.2 inches0.95 inches
Touch
TypeAMOLEDOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aAMAZFIT OS
Apps
Music

All Wearables