Fitbit Flex 2 vs. Casio WSD-F20A vs. Garmin Vivofit 4 vs. Garmin Vivosmart HR Plus vs. Sony SmartBand

 
Flex 2
WSD-F20A
Vivofit 4
Vivosmart HR Plus
SmartBand
 FitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowGarminVivofit 4Remove Buy NowGarminVivosmart HR PlusRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$100$399$79.95$179$100
Release20162018201820172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1 year5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/a320 x 32088 x 88160 x 68NA
Sizen/a1.32 inchesNA0.5 inches x 0.8 inchesNA
Touchn/aNA
TypeLEDLCDNALCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSNANA
Apps
Music

All Wearables