Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Withings Pulse Ox vs. Fitbit Alta HR

 
Flex 2
Vivosmart HR
Pulse Ox
Alta HR
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowWithingsPulse OxRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$100$170$120$150
Release2016201520142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 weeks7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/ablue
Resolutionn/a160 x 68128 x 32128 x 36
Sizen/a1.08 inchesn/a1.4 inches
Touchn/aSwipe
TypeLEDn/aOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/a
Apps
Music

All Wearables