Apple Watch Series 3 vs. Fitbit Alta vs. Garmin 645 Music vs. Garmin Chronos vs. Fitbit Inspire HR

 
Watch Series 3
Alta
645 Music
Chronos
Inspire HR
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowFitbitInspire HRRemove Buy Now

Basic Info

Suggested Price$329$130$450$1500$99
Release20172016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days7 days8 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a240 x 240218 x 218139 x 60
Size1.5 inches or 1.65 inchesn/a1.2 inches1.2 inches1.4 inches
Touchn/a
TypeAMOLEDOLEDMIPMIPOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATM10 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/aWear OSFitbit OS
Apps
Music

All Wearables