Run results for: querySelector vs getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 11_0_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Safari/537.36

Browser: Chrome 89

Operating system: Mac OS X 11.0.1

Device Platform: Desktop

Date tested: 3 years ago

Test name	Executions per second
querySelector	3248753.0 Ops/sec
getElementsByClassName	3731051.0 Ops/sec

HTML Preparation code:

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

Tests: