Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Charge vs. Garmin Vivosmart 3

 
Flex 2
Vivosmart HR
Charge
Vivosmart 3
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$100$170$130$139.99
Release2016201520142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7-10 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68NA64 x 128
Sizen/a1.08 inchesNANA
Touchn/aNA
TypeLEDn/aOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables