Apple Watch Series 3 vs. Garmin Vivofit 3 vs. Fitbit Flex vs. Garmin Instinct vs. Garmin Vivosmart 4

 
Watch Series 3
Vivofit 3
Flex
Instinct
Vivosmart 4
 AppleWatch Series 3Remove Buy NowGarminVivofit 3Remove Buy NowFitbitFlexRemove Buy NowGarminInstinctRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$329$100$100$300$130
Release20172016201320182018

Activity & Fitness

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

Battery

Duration18 hours1 year5 days14 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 31264 x 64NA128 x 12848 x 128
Size1.5 inches or 1.65 inches0.55 inchesNA0.9 inches0.74 inches
TouchNA
TypeAMOLEDn/aLEDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aNA
Apps
Music

All Wearables