Fitbit Alta vs. Garmin Vivoactive 3 vs. Fitbit Charge vs. Michael Kors Access Sofie HR vs. Garmin Vivosmart 4

 
Alta
Vivoactive 3
Charge
Access Sofie HR
Vivosmart 4
 FitbitAltaRemove Buy NowGarminVivoactive 3Remove Buy NowFitbitChargeRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$299$130$395$130
Release20162017201420192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7-10 days2 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240NA390 x 39048 x 128
Sizen/a1.2 inchesNA1.19 inches0.74 inches
Touchn/aNA
TypeOLEDMIPOLEDOMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM0.3 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables