Garmin Forerunner 735XT vs. ASUS ZenWatch 3 vs. Casio WSD-F20A vs. Fitbit Flex vs. Apple Watch Series 5

 
Forerunner 735XT
ZenWatch 3
WSD-F20A
Flex
Watch Series 5
 GarminForerunner 735XTRemove Buy NowASUSZenWatch 3Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 5Remove Buy Now

Basic Info

Suggested Price$450$229$399$100$329
Release20162017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days48 hours1 day5 daysNot Yet
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180400 x 400320 x 320NA384 x 480
Size1.23 inches1.39 inches1.32 inchesNA1.78 Inches
Touchn/aNA
Typen/aAMOLEDLCDLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSNAWatchOS 5
Apps
Music

All Wearables