Fitbit Flex 2 vs. Apple Watch vs. Fitbit Flex vs. Garmin Vivosmart HR Plus vs. Garmin Vivosmart 4

 
Flex 2
Watch
Flex
Vivosmart HR Plus
Vivosmart 4
 FitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$349$100$179$130
Release20162015201320172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 312NA160 x 6848 x 128
Sizen/a1.5 inches or 1.65 inchesNA0.5 inches x 0.8 inches0.74 inches
Touchn/aNA
TypeLEDAMOLEDLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNANA
Apps
Music

All Wearables