Garmin Forerunner 225 vs. Polar M600 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Apple Watch Series 4

 
Forerunner 225
M600
Stratos
G-Shock GBA800
Watch Series 4
 GarminForerunner 225Remove Buy NowPolarM600Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$300$330$199$120$329
Release20152016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks2 days5 days2 yearsNot Yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180240 x 240320 x 300384 x 480
Size1 inch1.3 inches1.34 inches1.78 inches
Touchn/a
Typen/aTFTOLEDMicroLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX85 ATM20 ATMNot Yet

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid WearProprietaryWatch OS 5
Appsn/a
Musicn/a

All Wearables