Benchmark: jQuery by id vs Document.getElementById

HTML Preparation code:

<script type="text/javascript" src="http://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.1.0.min.js"></script>
<div id="testElement"></div>

Tests:

jQuery
var el = $("#testElement"); el.addClass('test');
Vanilla JS
var el = document.getElementById('testElement'); el.classList.add('test');

Rendered benchmark preparation results:

Previous results

Test case name	Result
jQuery
Vanilla JS

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Latest run results:

Run details: (Test run date: 7 years ago)

User agent: Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36

Browser/OS: Chrome 55 on Windows 7

Test name	Executions per second
jQuery	233202.8 Ops/sec
Vanilla JS	1214531.0 Ops/sec

jQuery by id vs Document.getElementById (version: 0)