Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Apple Watch vs. Garmin Vivosmart 3 vs. Apple Watch Series 4

 
Flex 2
Forerunner 935
Watch
Vivosmart 3
Watch Series 4
 FitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowAppleWatchRemove Buy NowGarminVivosmart 3Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$100$500$349$139.99$329
Release20162017201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks18 hours5 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240340 x 272 or 390 x 31264 x 128384 x 480
Sizen/a1.2 inches1.5 inches or 1.65 inchesNA1.78 inches
Touchn/a
TypeLEDLCDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX75 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWatch OS 5
Apps
Music

All Wearables