Garmin Forerunner 225 vs. Fitbit One vs. Casio WSD-F20A vs. Fitbit Flex vs. Apple Watch Ultra

 
Forerunner 225
One
WSD-F20A
Flex
Watch Ultra
 GarminForerunner 225Remove Buy NowFitbitOneRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$300$100$399$100$799
Release20152012201820132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks10-14 days1 day5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a320 x 320NA502x410 pixels
Size1 inchn/a1.32 inchesNA1.92 inches
TouchNA
Typen/aOLEDLCDLED

Functions

Audio Speaker22
ClockLTPO OLED Retina
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5 ATM1 ATM10 ATM (100 Meters)

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSNAWatchOS 9
Appsn/a
Musicn/a

All Wearables