Fitbit Charge 2 vs. Garmin 645 Music vs. Fitbit Alta HR vs. Garmin Vivosport vs. Jaybird Reign

 
Charge 2
645 Music
Alta HR
Vivosport
Reign
 FitbitCharge 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitAlta HRRemove Buy NowGarminVivosportRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$150$450$150$199$150
Release20162018201720172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 days7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240128 x 3672 x 144NA
Sizen/a1.2 inches1.4 inchesNANA
Touchn/aNA
TypeOLEDMIPOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNA
Apps
Music

All Wearables