Sony SmartBand 2 vs. Amazfit Stratos vs. Xiaomi Mi Band 3 vs. Amazfit T-Rex

 
SmartBand 2
Stratos
Mi Band 3
T-Rex
 SonySmartBand 2Remove Buy NowAmazfitStratosRemove Buy NowXiaomiMi Band 3Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$130$199$44.95$140
Release2015201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days5 days20 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300128 x 80360 x 360
Sizen/a1.34 inches0.78 inches1.3 inches
Touchn/a
Typen/aOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP585 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryBuild-in
Apps
Music

All Wearables