Apple Watch Series 3 vs. Sony SmartBand vs. Xiaomi Mi Band 3 vs. Xiaomi Mi Band 4

 
Watch Series 3
SmartBand
Mi Band 3
Mi Band 4
 AppleWatch Series 3Remove Buy NowSonySmartBandRemove Buy NowXiaomiMi Band 3Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$329$100$44.95$25
Release2017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days20 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution340 x 272 or 390 x 312NA128 x 80120x240
Size1.5 inches or 1.65 inchesNA0.78 inches0.95 inches
TouchNA
TypeAMOLEDNAOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP585 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4NAAMAZFIT OS
Apps
Music

All Wearables