Run results for: document.querySelector vs jQuery

Run details:

User agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36

Browser: Chrome 67

Operating system: Windows 8.1

Device Platform: Desktop

Date tested: 6 years ago

Test name	Executions per second
querySelector	2670644.0 Ops/sec
jQuery	379164.2 Ops/sec

HTML Preparation code:

<div class="test"><p>1234</p></div>
<div class="test"><p>5678</p></div>
<div class="test">90</div>
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js'></script>

Tests:

querySelector
document.querySelector('.test');
jQuery
$('.test');

Run results for: document.querySelector vs jQuery

As the name.

querySelector

jQuery