Fitbit Alta vs. Amazfit Cor vs. Apple Watch Series 4 vs. Apple Watch Ultra vs. Fitbit Sense 2

 
Alta
Cor
Watch Series 4
Watch Ultra
Sense 2
 FitbitAltaRemove Buy NowAmazfitCorRemove Buy NowAppleWatch Series 4Remove Buy NowAppleWatch UltraRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$130$79.99$329$799$300
Release20162018201820222022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 daysNot Yet36 hrs6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a80 x 160384 x 480502x410 pixels336x336
Sizen/a1.23 inches1.78 inches1.92 inches1.59 inches
Touchn/a
TypeOLEDIPS LCDMicroLEDAMOLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMNot Yet10 ATM (100 Meters)5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OS 5WatchOS 9
Apps
Music

All Wearables