Samsung Gear S2 vs. ASUS ZenWatch 3 vs. Amazfit Stratos vs. Apple Watch vs. Apple Watch Series 4

 
Gear S2
ZenWatch 3
Stratos
Watch
Watch Series 4
 SamsungGear S2Remove Buy NowASUSZenWatch 3Remove Buy NowAmazfitStratosRemove Buy NowAppleWatchRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$229$199$349$329
Release20152017201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days48 hours5 days18 hoursNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

BluetoothYes
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360400 x 400320 x 300340 x 272 or 390 x 312384 x 480
Size1.2 inches1.39 inches1.34 inches1.5 inches or 1.65 inches1.78 inches
Touch
TypeSuper AMOLEDAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIPX7Not Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenAndroid Wear 2ProprietaryWatch OSWatch OS 5
Apps
Music

All Wearables