Fitbit Ionic vs. Casio WSD-F20A vs. Garmin Forerunner 235 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Apple Watch Ultra

 
Ionic
WSD-F20A
Forerunner 235
Grayson
Grayson
Watch Ultra
 FitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowGarminForerunner 235Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$299$399$299.99$350$350$799
Release201720182017201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days1 day9 days24 hours24 hours36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 320215 x 180453 x 454453x454502x410 pixels
Size1.421.32 inches1.23 inches1.39 inches1.39 inches1.92 inches
Touch
TypeOLEDLCDMIPAMOLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM5 ATM1 ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSAndroid WearAndroid WearWatchOS 9
Apps
Music

All Wearables