Withings Steel HR vs. Fitbit Alta vs. Microsoft Band 2 vs. Fitbit Flex

 
Steel HR
Alta
Band 2
Flex
 WithingsSteel HRRemove Buy NowFitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$180$130$250$100
Release2016201620152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration25 days5 days48 hours (without GPS)5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 128NA
Sizen/an/a1.36 inchesNA
Touchn/aNA
Typen/aOLEDCapacitative TFTLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIPX71 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables