Fitbit Flex 2 vs. Samsung Gear Fit2 vs. Withings Pulse Ox vs. Fitbit Charge 3 vs. Garmin Vivosmart 4

 
Flex 2
Gear Fit2
Pulse Ox
Charge 3
Vivosmart 4
 FitbitFlex 2Remove Buy NowSamsungGear Fit2Remove Buy NowWithingsPulse OxRemove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$180$120$150$130
Release20162016201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days3-4 days2 weeks7 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/ablue
Resolutionn/a432 x 216128 x 3266 x 1848 x 128
Sizen/a1.5 inchesn/a.721 inches0.74 inches
Touchn/aSwipe
TypeLEDSuper AMOLEDOLEDOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aNA
Apps
Music

All Wearables