Fitbit Flex 2 vs. Garmin Vivosmart HR Plus vs. Garmin Forerunner 45 vs. Garmin VivoActive 4 vs. Apple Series 6

 
Flex 2
Vivosmart HR Plus
Forerunner 45
VivoActive 4
Series 6
 FitbitFlex 2Remove Buy NowGarminVivosmart HR PlusRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$179$199$349$399
Release20162017201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days7 days8 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68208 x 208260 x 260384 x 480
Sizen/a0.5 inches x 0.8 inches1.04 inches1.3ionches40mm
Touchn/a
TypeLEDLCDLCDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuilt-inWear OSWatchOS 5
Apps
Music

All Wearables