Run results for: Vanilla JS vs jQuery Selectors - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Browser: Firefox 105

Operating system: Ubuntu

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
Vanilla JS ID Selector	6321806.0 Ops/sec
Vanilla JS Class Selector	6092547.5 Ops/sec
Vanilla JS Data Hook	857645.0 Ops/sec
jQuery ID Selector	4019941.5 Ops/sec
jQuery Class Selector	1160969.8 Ops/sec
jQuery Data Hook Selector	525630.0 Ops/sec

HTML Preparation code:

<div id="foo" class="bar" data-hook="test">Hello World</div>
<script src="//ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.slim.min.js"></script>

Tests:

Vanilla JS ID Selector
document.getElementById("foo");
Vanilla JS Class Selector
document.getElementsByClassName("bar");
Vanilla JS Data Hook
document.querySelectorAll('[data-hook="test"]');
jQuery ID Selector
$("#foo");
jQuery Class Selector
$(".bar");
jQuery Data Hook Selector
$('[data-hook="test"]');

;