Amazfit Stratos vs. Apple Watch Series 4 vs. Xiaomi Mi Band 4 vs. Amazfit T-Rex

 
Stratos
Watch Series 4
Mi Band 4
T-Rex
 AmazfitStratosRemove Buy NowAppleWatch Series 4Remove Buy NowXiaomiMi Band 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$199$329$25$140
Release2018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNot Yet20 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300384 x 480120x240360 x 360
Size1.34 inches1.78 inches0.95 inches1.3 inches
Touch
TypeOLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryWatch OS 5AMAZFIT OSBuild-in
Apps
Music

All Wearables