Fitbit Flex 2 vs. Garmin Fenix 5s vs. Garmin Forerunner 935 vs. Garmin Vivofit 4 vs. Apple Series 6

 
Flex 2
Fenix 5s
Forerunner 935
Vivofit 4
Series 6
 FitbitFlex 2Remove Buy NowGarminFenix 5sRemove Buy NowGarminForerunner 935Remove Buy NowGarminVivofit 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$599.99$500$79.95$399
Release20162017201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 9 daysUp to 2 weeks1 yearNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218x 218240 x 24088 x 88384 x 480
Sizen/a1.1 inches1.2 inchesNA40mm
Touchn/a
TypeLEDnaLCDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM10ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables