Pebble Steel vs. Withings Pulse Ox vs. Fitbit Alta HR vs. Fitbit Flex

 
Steel
Pulse Ox
Alta HR
Flex
 PebbleSteelRemove Buy NowWithingsPulse OxRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$120$150$100
Release2014201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days2 weeks7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorblue
Resolution168 x 144128 x 32128 x 36NA
Size1.26 inchesn/a1.4 inchesNA
TouchSwipeNA
Typee-paperOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aNA
Apps
Music

All Wearables