Garmin Vivoactive HR vs. Garmin Vivosmart HR vs. Fitbit Flex vs. Polar A370 vs. Fitbit Inspire HR

 
Vivoactive HR
Vivosmart HR
Flex
A370
Inspire HR
 GarminVivoactive HRRemove Buy NowGarminVivosmart HRRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$250$170$100$179.95$99
Release20162015201320172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration13 hours to 8 days5 days5 daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution148 x 205160 x 68NA160 x 80139 x 60
Size1.38 inches1.08 inchesNA1.18 inches1.4 inches
TouchNA
Typen/an/aLEDTFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAFitbit OS
Apps
Music

All Wearables