Garmin Forerunner 735XT vs. Fitbit Alta vs. Casio WSD-F20A vs. Apple Watch Series 4 vs. Apple Watch 7

 
Forerunner 735XT
Alta
WSD-F20A
Watch Series 4
Watch 7
 GarminForerunner 735XTRemove Buy NowFitbitAltaRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$450$130$399$329$429
Release20162016201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days1 dayNot Yet18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180n/a320 x 320384 x 480396 x 484
Size1.23 inchesn/a1.32 inches1.78 inches1.9 inches
Touchn/an/a
Typen/aOLEDLCDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATMNot Yetwater resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OSWatch OS 5WatchOS 8
Apps
Music

All Wearables