ASUS ZenWatch 2 vs. Moov Now vs. Fitbit Flex vs. Polar A370 vs. Xiaomi Mi Band 4

 
ZenWatch 2
Now
Flex
A370
Mi Band 4
 ASUSZenWatch 2Remove Buy NowMoovNowRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$150$79$100$179.95$25
Release20162015201320172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a6 months5 daysUp to 3 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/aNA160 x 80120x240
Size1.63 inches or 1.45 inchn/aNA1.18 inches0.95 inches
Touchn/aNA
TypeAMOLEDn/aLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP67n/a1 ATMWR305 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/aNAAMAZFIT OS
Apps
Music

All Wearables