Apple Watch Series 3 vs. ASUS ZenWatch 2 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Flex

 
Watch Series 3
ZenWatch 2
Stratos
G-Shock GBA800
Flex
 AppleWatch Series 3Remove Buy NowASUSZenWatch 2Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$329$150$199$120$100
Release20172016201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hoursn/a5 days2 years5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320320 x 300NA
Size1.5 inches or 1.65 inches1.63 inches or 1.45 inch1.34 inchesNA
TouchNA
TypeAMOLEDAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM20 ATM1 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemWatchOS 4Android WearProprietaryNA
Apps
Music

All Wearables