Fitbit Zip vs. Garmin 645 Music vs. Garmin Vivoactive 3 vs. Fitbit Alta HR vs. Apple Series 6

 
Zip
645 Music
Vivoactive 3
Alta HR
Series 6
 FitbitZipRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$60$450$299$150$399
Release20122018201720172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months7 days7 days7 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240240 x 240128 x 36384 x 480
Sizen/a1.2 inches1.2 inches1.4 inches40mm
Touch
Typen/aMIPMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceSplash Resistant5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables