Run results for: querySelector vs getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36 OPR/83.0.4254.62

Browser: Opera 83

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
querySelector	5494065.0 Ops/sec
getElementsByClassName	7705386.0 Ops/sec

HTML Preparation code:

<div class="test"></div>

Tests: