Samsung Gear S vs. ASUS ZenWatch 3 vs. Amazfit Stratos vs. Amazfit T-Rex

 
Gear S
ZenWatch 3
Stratos
T-Rex
 SamsungGear SRemove Buy NowASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$229$199$140
Release2013201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a48 hours5 days20 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360400 x 400320 x 300360 x 360
Size2 inches1.39 inches1.34 inches1.3 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wear 2ProprietaryBuild-in
Apps
Music

All Wearables