Fitbit Blaze vs. Garmin 645 Music vs. Fitbit Alta HR vs. Garmin Vivofit 4 vs. Apple Watch Series 4

 
Blaze
645 Music
Alta HR
Vivofit 4
Watch Series 4
 FitbitBlazeRemove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivofit 4Remove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$200$450$150$79.95$329
Release20162018201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days7 days7 days1 yearNot Yet
Rechargeable

Compatibility

Android
iOS
Windows PhonePartial
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240128 x 3688 x 88384 x 480
Sizen/a1.2 inches1.4 inchesNA1.78 inches
Touch
TypeLCDMIPOLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OS 5
Apps
Music

All Wearables