Fitbit Alta vs. Misfit Speedo Shine 2 vs. Garmin 645 Music vs. Garmin VivoActive 4

 
Alta
Speedo Shine 2
645 Music
VivoActive 4
 FitbitAltaRemove Buy NowMisfitSpeedo Shine 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$130$80$450$349
Release2016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months7 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240260 x 260
Sizen/an/a1.2 inches1.3ionches
Touchn/an/a
TypeOLEDn/aMIPMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWear OS
Apps
Music

All Wearables