Fitbit Blaze vs. Fitbit Flex 2 vs. Fitbit Charge 3 vs. Garmin Vivosmart 4

 
Blaze
Flex 2
Charge 3
Vivosmart 4
 FitbitBlazeRemove Buy NowFitbitFlex 2Remove Buy NowFitbitCharge 3Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$100$150$130
Release2016201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialn/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a66 x 1848 x 128
Sizen/an/a.721 inches0.74 inches
Touchn/a
TypeLCDLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables