Apple Watch Series 3 vs. Amazfit Stratos vs. Apple Watch Series 4 vs. Amazfit GTR vs. Amazfit T-Rex

 
Watch Series 3
Stratos
Watch Series 4
GTR
T-Rex
 AppleWatch Series 3Remove Buy NowAmazfitStratosRemove Buy NowAppleWatch Series 4Remove Buy NowAmazfitGTRRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$329$199$329$199$140
Release20172018201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 daysNot Yet24 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 300384 x 480454 x 454360 x 360
Size1.5 inches or 1.65 inches1.34 inches1.78 inches1.39 inches1.3 inches
Touch
TypeAMOLEDOLEDMicroLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4ProprietaryWatch OS 5Build-inBuild-in
Apps
Music

All Wearables