Fitbit Alta vs. Fitbit Charge 2 vs. Withings Pulse Ox vs. Fitbit Alta HR vs. Fitbit Charge 3

 
Alta
Charge 2
Pulse Ox
Alta HR
Charge 3
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowWithingsPulse OxRemove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$130$150$120$150$150
Release20162016201420172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 weeks7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorblue
Resolutionn/an/a128 x 32128 x 3666 x 18
Sizen/an/an/a1.4 inches.721 inches
Touchn/an/aSwipe
TypeOLEDOLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/a5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables