Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Garmin Chronos vs. Garmin Vivosmart 3

 
Flex 2
Vivosmart HR
Ionic
Chronos
Vivosmart 3
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowGarminChronosRemove Buy NowGarminVivosmart 3Remove Buy Now

Basic Info

Suggested Price$100$170$299$1500$139.99
Release20162015201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days4+ days8 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68348x250218 x 21864 x 128
Sizen/a1.08 inches1.421.2 inchesNA
Touchn/a
TypeLEDn/aOLEDMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50m10 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aFitbit OSWear OS
Apps
Music

All Wearables