Fitbit Charge HR vs. Fitbit Flex vs. Pebble Core vs. Garmin Forerunner 45 vs. Garmin VivoActive 4

 
Charge HR
Flex
Core
Forerunner 45
VivoActive 4
 FitbitCharge HRRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$100$99$199$349
Release20152013201620192019

Activity & Fitness

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

Battery

Duration5 days5 daysNA7 days8 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANANA208 x 208260 x 260
SizeNANANA1.04 inches1.3ionches
TouchNANANA
TypeOLEDLEDNALCDMIP

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM1 ATMNA5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNANANABuilt-inWear OS
Apps
Music

All Wearables