Run results for: ajax vs fetch

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:132.0) Gecko/20100101 Firefox/132.0

Browser: Firefox 132

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

fetch

26K/s

ajax

13K/s

View exact numbers

Test name	Executions per second
✓ fetch	25,681 Ops/sec
ajax	13,029 Ops/sec

HTML Preparation code:

<script src='https://code.jquery.com/jquery-3.6.0.min.js'></script>

Script Preparation code:

function showResult(data) {
    console.log(data);
}
var newUrl = "https://www.googleapis.com/discovery/v1/apis";

Tests:

ajax
var request = $.ajax({ type: "GET", url: newUrl, success: showResult, data: null });
fetch
fetch(newUrl) .then( function(response) { response.json().then(function(data) { showResult(data); }); } ) .catch(function(err) { console.log('Fetch Error :-S', err); });