Garmin Forerunner 225 vs. Garmin Vivosmart vs. Fitbit Flex vs. Polar A370 vs. Fitbit Sense 2

 
Forerunner 225
Vivosmart
Flex
A370
Sense 2
 GarminForerunner 225Remove Buy NowGarminVivosmartRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$300$170$100$179.95$300
Release20152014201320172022

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks7 days5 daysUp to 3 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180128 x 16NA160 x 80336x336
Size1 inch1.41 inchesNA1.18 inches1.59 inches
TouchNA
Typen/aOLEDLEDTFT LCDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNA
Appsn/a
Musicn/a

All Wearables