Run results for: querySelectorAll vs. getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; BLA-L09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.91 Mobile Safari/537.36

Browser: Chrome Mobile 90

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Test name	Executions per second
querySelectorAll	356515.7 Ops/sec
getElementsByClassName	923752.1 Ops/sec

HTML Preparation code:

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

Tests: