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

 
Alta
SmartBand 2
On Full Guard
Mi Band 4
 FitbitAltaRemove Buy NowSonySmartBand 2Remove Buy NowDieselOn Full GuardRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$130$130$325$25
Release2016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 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/an/a454 x 454120x240
Sizen/an/a1.4 inches0.95 inches
Touchn/an/a
TypeOLEDn/aOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP58IP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear 2.0AMAZFIT OS
Apps
Music

All Wearables