Run results for: querySelectorAll vs. getElementsByClassName

Run details:

User agent: Mozilla/5.0 (Linux; Android 11; Pixel 3 XL) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Mobile Safari/537.36

Browser: Chrome Mobile 86

Operating system: Android

Device Platform: Mobile

Date tested: 3 years ago

Test name	Executions per second
querySelectorAll	682420.1 Ops/sec
getElementsByClassName	1902439.0 Ops/sec

HTML Preparation code:

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

Tests: