Garmin Forerunner 735XT vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch Ultra

 
Forerunner 735XT
WSD-F20A
Forerunner 235
Flex
Watch Ultra
 GarminForerunner 735XTRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$450$399$299.99$100$799
Release20162018201720132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days1 day9 days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180320 x 320215 x 180NA502x410 pixels
Size1.23 inches1.32 inches1.23 inchesNA1.92 inches
Touchn/aNA
Typen/aLCDMIPLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNAWatchOS 9
Apps
Music

All Wearables