Withings Activite Steel vs. Fitbit Charge 2 vs. Fitbit Alta HR vs. Fitbit Charge HR vs. Fitbit Flex

 
Activite Steel
Charge 2
Alta HR
Charge HR
Flex
 WithingsActivite SteelRemove Buy NowFitbitCharge 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$170$150$150$150$100
Release20152016201720152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days7 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128 x 36NANA
Size1.3 inchesn/a1.4 inchesNANA
Touchn/aNANA
TypeAnalogOLEDOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables