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

 
Charge 2
Flex 2
Vivosmart
Charge
Charge 3
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmartRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$150$100$170$130$150
Release20162016201420142018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days7-10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 16NA66 x 18
Sizen/an/a1.41 inchesNA.721 inches
Touchn/an/aNA
TypeOLEDLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aNANA
Apps
Music

All Wearables