Sony SmartBand 2 vs. Samsung Gear Fit2 vs. ASUS ZenWatch 3 vs. Xiaomi Mi Band 4

 
SmartBand 2
Gear Fit2
ZenWatch 3
Mi Band 4
 SonySmartBand 2Remove Buy NowSamsungGear Fit2Remove Buy NowASUSZenWatch 3Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$130$180$229$25
Release2015201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days3-4 days48 hours20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a432 x 216400 x 400120x240
Sizen/a1.5 inches1.39 inches0.95 inches
Touchn/a
Typen/aSuper AMOLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenAndroid Wear 2AMAZFIT OS
Apps
Music

All Wearables