Apple Watch Series 3 vs. Garmin Fenix 3 vs. Garmin Vivosmart HR vs. Fitbit Flex vs. Garmin VivoActive 4

 
Watch Series 3
Fenix 3
Vivosmart HR
Flex
VivoActive 4
 AppleWatch Series 3Remove Buy NowGarminFenix 3Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitFlexRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$329$500$170$100$349
Release20172015201520132019

Activity & Fitness

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

Battery

Duration18 hours50 hours to 6 weeks5 days5 days8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312218 x 218160 x 68NA260 x 260
Size1.5 inches or 1.65 inches1.2 inches1.08 inchesNA1.3ionches
TouchNA
TypeAMOLEDChroma LEDn/aLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/an/aNAWear OS
Apps
Music

All Wearables