Run results for: vanilla vs jquery speed 2

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:72.0) Gecko/20100101 Firefox/72.0

Browser: Firefox 72

Operating system: Windows

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
vanilla add class	772988.0 Ops/sec
jquery add class	143377.5 Ops/sec
vanilla find element	2384522.5 Ops/sec
jquery find element	486218.4 Ops/sec
custom selector find element	396589.0 Ops/sec

HTML Preparation code:

<div class="test"></div>
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>

Script Preparation code:

function $q(selector, context) {
    return (context || document).querySelectorAll(selector);
}

Tests: