Garmin Forerunner 225 vs. Fitbit Ionic vs. Casio WSD-F20A vs. Fitbit Charge vs. Garmin Vivosmart 4

 
Forerunner 225
Ionic
WSD-F20A
Charge
Vivosmart 4
 GarminForerunner 225Remove Buy NowFitbitIonicRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$299$399$130$130
Release20152017201820142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks4+ days1 day7-10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180348x250320 x 320NA48 x 128
Size1 inch1.421.32 inchesNA0.74 inches
TouchNA
Typen/aOLEDLCDOLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSWear OSNA
Appsn/a
Musicn/a

All Wearables