Amazfit Bip vs. Garmin 645 Music vs. Garmin Vivoactive 3 vs. Fitbit Alta HR vs. Apple Watch Series 4

 
Bip
645 Music
Vivoactive 3
Alta HR
Watch Series 4
 AmazfitBipRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowFitbitAlta HRRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$99.99$450$299$150$329
Release20182018201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 days7 days7 days7 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution176 x 176240 x 240240 x 240128 x 36384 x 480
Size1.28 inches1.2 inches1.2 inches1.4 inches1.78 inches
Touch
TypeNAMIPMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATM5 ATMNot Yet

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OS 5
Apps
Music

All Wearables