Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Apple Watch vs. Pebble Core vs. Garmin VivoActive 4

 
Flex 2
Vivosmart HR
Watch
Core
VivoActive 4
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowAppleWatchRemove Buy NowPebbleCoreRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$100$170$349$99$349
Release20162015201520162019

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days5 days18 hoursNA8 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68340 x 272 or 390 x 312NA260 x 260
Sizen/a1.08 inches1.5 inches or 1.65 inchesNA1.3ionches
Touchn/aNA
TypeLEDn/aAMOLEDNAMIP

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX7NA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aWatch OSNAWear OS
Apps
Music

All Wearables