Apple Watch vs. Garmin 645 Music vs. Fitbit Alta HR vs. Apple Watch Series 5 vs. Garmin Instinct

 
Watch
645 Music
Alta HR
Watch Series 5
Instinct
 AppleWatchRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 5Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$349$450$150$329$300
Release20152018201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 days7 daysNot Yet14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x 240128 x 36384 x 480128 x 128
Size1.5 inches or 1.65 inches1.2 inches1.4 inches1.78 Inches0.9 inches
Touch
TypeAMOLEDMIPOLEDMicroLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATMNot Yet10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWatchOS 5
Apps
Music

All Wearables