Sony SmartBand 2 vs. Diesel On Full Guard vs. Xiaomi Mi Band 4

 
SmartBand 2
On Full Guard
Mi Band 4
 SonySmartBand 2Remove Buy NowDieselOn Full GuardRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$130$325$25
Release201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days1 day20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454 x 454120x240
Sizen/a1.4 inches0.95 inches
Touchn/a
Typen/aOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP58IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0AMAZFIT OS
Apps
Music

All Wearables