Fitbit Zip vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Polar Loop vs. Xiaomi Mi Band 4

 
Zip
ZenWatch 3
Alta HR
Loop
Mi Band 4
 FitbitZipRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$60$229$150$100$25
Release20122017201720132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months48 hours7 days5 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400128 x 36NA120x240
Sizen/a1.39 inches1.4 inchesNA0.95 inches
Touch
Typen/aAMOLEDOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplash Resistant2 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAAMAZFIT OS
Apps
Music

All Wearables