Xiaomi Mi Band 2 vs. Asus VivoWatch vs. Fitbit Alta HR vs. Polar Loop vs. Apple Watch Series 4

 
Mi Band 2
VivoWatch
Alta HR
Loop
Watch Series 4
 XiaomiMi Band 2Remove Buy NowAsusVivoWatchRemove Buy NowFitbitAlta HRRemove Buy NowPolarLoopRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$23$160$150$100$329
Release20162018201720132018

Activity & Fitness

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

Battery

Duration20 hours24 hours to 10 days7 days5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 128128 x 36NA384 x 480
Size0.42 inchesNA1.4 inchesNA1.78 inches
Touch
TypeOLEDNAOLEDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP67IP672 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSNAWatch OS 5
Apps
Music

All Wearables