Apple Watch vs. Fitbit Flex vs. Garmin Vivosmart 3 vs. Apple Watch Series 4 vs. Fitbit Inspire 3

 
Watch
Flex
Vivosmart 3
Watch Series 4
Inspire 3
 AppleWatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch Series 4Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$349$100$139.99$329$100
Release20152013201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 daysNot Yet10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312NA64 x 128384 x 48032x18
Size1.5 inches or 1.65 inchesNANA1.78 inches46 inches
TouchNA
TypeAMOLEDLEDOLEDMicroLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX71 ATM5 ATMNot Yet5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSNAWatch OS 5
Apps
Music

All Wearables