Withings Steel HR vs. Casio WSD-F20A vs. Garmin Chronos vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Steel HR
WSD-F20A
Chronos
Flex
Vivosmart 4
 WithingsSteel HRRemove Buy NowCasioWSD-F20ARemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$180$399$1500$100$130
Release20162018201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days1 day8 days5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320218 x 218NA48 x 128
Sizen/a1.32 inches1.2 inchesNA0.74 inches
TouchNA
Typen/aLCDMIPLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM10 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWear OSNA
Apps
Music

All Wearables