ASUS ZenWatch 3 vs. Garmin Fenix 5s vs. Amazfit Stratos vs. Casio WSD-F20A vs. Fitbit Flex

 
ZenWatch 3
Fenix 5s
Stratos
WSD-F20A
Flex
 ASUSZenWatch 3Remove Buy NowGarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$229$599.99$199$399$100
Release20172017201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hoursUp to 9 days5 days1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution400 x 400218x 218320 x 300320 x 320NA
Size1.39 inches1.1 inches1.34 inches1.32 inchesNA
TouchNA
TypeAMOLEDnaOLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10ATM5 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2ProprietaryWear OSNA
Apps
Music

All Wearables