Withings Steel HR vs. Fitbit Flex 2 vs. Fitbit Charge HR vs. Sony SmartBand

 
Steel HR
Flex 2
Charge HR
SmartBand
 WithingsSteel HRRemove Buy NowFitbitFlex 2Remove Buy NowFitbitCharge HRRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$180$100$150$100
Release2016201620152014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days5 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/aNA
Resolutionn/an/aNANA
Sizen/an/aNANA
Touchn/aNANA
Typen/aLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMIP58

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables