Apple Watch Series 3 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Pebble Core vs. Fitbit Versa 2

 
Watch Series 3
645 Music
Alta HR
Core
Versa 2
 AppleWatch Series 3Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowFitbitVersa 2Remove Buy Now

Basic Info

Suggested Price$329$450$150$99$199
Release20172018201720162019

Activity & Fitness

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

Battery

Duration18 hours7 days7 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x 240128 x 36NA300 x 300
Size1.5 inches or 1.65 inches1.2 inches1.4 inchesNA1.34 inches
TouchNA
TypeAMOLEDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemWatchOS 4NABuild-in
Apps
Music

All Wearables