Apple Watch Series 3 vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Fitbit Charge 3 vs. Pebble Core

 
Watch Series 3
Flex 2
645 Music
Charge 3
Core
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitCharge 3Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$329$100$450$150$99
Release20172016201820182016

Activity & Fitness

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

Battery

Duration18 hours5 days7 days7 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNot yetNA

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a240 x 24066 x 18NA
Size1.5 inches or 1.65 inchesn/a1.2 inches.721 inchesNA
Touchn/aNA
TypeAMOLEDLEDMIPOLEDNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

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

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4n/aNANA
Apps
Music

All Wearables