Apple Watch Series 3 vs. Garmin 645 Music vs. Garmin Fenix 5X vs. Fitbit Alta HR vs. Garmin Instinct

 
Watch Series 3
645 Music
Fenix 5X
Alta HR
Instinct
 AppleWatch Series 3Remove Buy NowGarmin645 MusicRemove Buy NowGarminFenix 5XRemove Buy NowFitbitAlta HRRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$329$450$699$150$300
Release20172018201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours7 daysUp to 12 days7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312240 x 240240 x240128 x 36128 x 128
Size1.5 inches or 1.65 inches1.2 inches1.2 inches1.4 inches0.9 inches
Touch
TypeAMOLEDMIPNAOLEDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM10 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4
Apps
Music

All Wearables