Apple Watch Series 3 vs. Fitbit Flex vs. Sony SmartBand vs. Garmin VivoActive 4

 
Watch Series 3
Flex
SmartBand
VivoActive 4
 AppleWatch Series 3Remove Buy NowFitbitFlexRemove Buy NowSonySmartBandRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$329$100$100$349
Release2017201320142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 days8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolution340 x 272 or 390 x 312NANA260 x 260
Size1.5 inches or 1.65 inchesNANA1.3ionches
TouchNANA
TypeAMOLEDLEDNAMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMIP585 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4NANAWear OS
Apps
Music

All Wearables