Fitbit Alta vs. Fitbit Ionic vs. Fossil Explorist vs. Garmin 645 Music vs. Garmin Vivofit 4

 
Alta
Ionic
Explorist
645 Music
Vivofit 4
 FitbitAltaRemove Buy NowFitbitIonicRemove Buy NowFossilExploristRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$130$299$255$450$79.95
Release20162017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days24 hours7 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250454 x454240 x 24088 x 88
Sizen/a1.421.4 inches1.2 inchesNA
Touchn/a
TypeOLEDOLEDAMOLEDMIPNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a50mIP675 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aFitbit OSWear OS
Apps
Music

All Wearables