Fitbit Flex 2 vs. Garmin Vivosmart 3 vs. Polar A370 vs. Apple Watch 8

 
Flex 2
Vivosmart 3
A370
Watch 8
 FitbitFlex 2Remove Buy NowGarminVivosmart 3Remove Buy NowPolarA370Remove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$139.99$179.95$499
Release2016201720172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysUp to 3 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a64 x 128160 x 80340 x 272 or 390 x 312
Sizen/aNA1.18 inches1.5 inches or 1.65 inches
Touchn/a
TypeLEDOLEDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 9
Apps
Music

All Wearables