Fitbit Alta vs. Amazfit Cor vs. Michael Kors Access Sofie vs. Garmin Vivofit 4 vs. Apple Watch Ultra

 
Alta
Cor
Access Sofie
Vivofit 4
Watch Ultra
 FitbitAltaRemove Buy NowAmazfitCorRemove Buy NowMichael KorsAccess SofieRemove Buy NowGarminVivofit 4Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$130$79.99$395$79.95$799
Release20162018201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days1 day1 year36 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160390 x 390 1.19 inches88 x 88502x410 pixels
Sizen/a1.23 inchesNA1.92 inches
Touchn/aAMOLDED
TypeOLEDIPS LCDNA

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wear 2.0WatchOS 9
Apps
Music

All Wearables