Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Vivosmart HR Plus vs. Pebble Core

 
Forerunner 225
Flex 2
645 Music
Vivosmart HR Plus
Core
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart HR PlusRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$300$100$450$179$99
Release20152016201820172016

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks5 days7 days5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a240 x 240160 x 68NA
Size1 inchn/a1.2 inches0.5 inches x 0.8 inchesNA
Touchn/aNA
Typen/aLEDMIPLCDNA

Functions

Audio Speaker22
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM5 ATMNA

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aNANA
Appsn/a
Musicn/a

All Wearables