Garmin Fenix 3 vs. Garmin Vivofit 3 vs. Garmin 645 Music vs. Fitbit Flex vs. Pebble Core

 
Fenix 3
Vivofit 3
645 Music
Flex
Core
 GarminFenix 3Remove Buy NowGarminVivofit 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$500$100$450$100$99
Release20152016201820132016

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heartn/an/a
Oxygen
SleepNA
Steps
Swim

Battery

Duration50 hours to 6 weeks1 year7 days5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 21864 x 64240 x 240NANA
Size1.2 inches0.55 inches1.2 inchesNANA
TouchNANA
TypeChroma LEDn/aMIPLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATM5 ATM1 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables