Garmin Forerunner 735XT vs. Fitbit Ionic vs. Casio WSD-F20A vs. Garmin Vivofit 4 vs. Amazfit GTS

 
Forerunner 735XT
Ionic
WSD-F20A
Vivofit 4
GTS
 GarminForerunner 735XTRemove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowGarminVivofit 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$450$299$399$79.95$150
Release20162017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days4+ days1 day1 year14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180348x250320 x 32088 x 88348 x 442
Size1.23 inches1.421.32 inchesNA1.65 inches
Touchn/a
Typen/aOLEDLCDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSWear OSWear OS
Apps
Music

All Wearables