Fitbit Flex 2 vs. Apple Watch Series 2 vs. Amazfit Cor vs. Polar A370 vs. Fitbit Inspire 3

 
Flex 2
Watch Series 2
Cor
A370
Inspire 3
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitCorRemove Buy NowPolarA370Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$100$269$79.99$179.95$100
Release20162016201820172022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours12 daysUp to 3 days10 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 31280 x 160160 x 8032x18
Sizen/a1.5 inches or 1.65 inches1.23 inches1.18 inches46 inches
Touchn/a
TypeLEDAMOLEDIPS LCDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5ATM5 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OS
Apps
Music

All Wearables